Use HTTPS links to commons.apache.org.
diff --git a/RELEASE-NOTES.txt b/RELEASE-NOTES.txt
index 5f375c1..2d3eed8 100644
--- a/RELEASE-NOTES.txt
+++ b/RELEASE-NOTES.txt
@@ -61,5 +61,5 @@
 
 Please visit the website for project information and documentation:
 
-http://commons.apache.org/scxml/
+https://commons.apache.org/scxml/
 
diff --git a/extras/xmi2scxml.xsl b/extras/xmi2scxml.xsl
index b20c55f..fd82ea8 100644
--- a/extras/xmi2scxml.xsl
+++ b/extras/xmi2scxml.xsl
@@ -40,7 +40,7 @@
 </xsl:comment><xsl:text>&#xA;</xsl:text>
 <xsl:comment>
   This file was generated by a stylesheet from the Apache Commons SCXML
-  project: http://commons.apache.org/scxml
+  project: https://commons.apache.org/scxml
 </xsl:comment><xsl:text>&#xA;</xsl:text>
     <scxmlfiles xmlns="">
       <xsl:apply-templates select="packagedElement" />
@@ -71,7 +71,7 @@
 </xsl:comment><xsl:text>&#xA;</xsl:text>
 <xsl:comment>
   This file was generated by a stylesheet from the Apache Commons SCXML
-  project: http://commons.apache.org/scxml
+  project: https://commons.apache.org/scxml
 </xsl:comment><xsl:text>&#xA;</xsl:text>
       <xsl:choose>
         <xsl:when test="count(child::region) &gt; 1">
diff --git a/pom.xml b/pom.xml
index 14c2682..d354c7e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -31,7 +31,7 @@
   <inceptionYear>2005</inceptionYear>
   <description>A Java Implementation of a State Chart XML Engine</description>
 
-  <url>http://commons.apache.org/proper/commons-scxml/</url>
+  <url>https://commons.apache.org/proper/commons-scxml/</url>
 
   <issueManagement>
     <system>jira</system>
diff --git a/src/main/java/org/apache/commons/scxml2/SCXMLConstants.java b/src/main/java/org/apache/commons/scxml2/SCXMLConstants.java
index 9adf580..32c7570 100644
--- a/src/main/java/org/apache/commons/scxml2/SCXMLConstants.java
+++ b/src/main/java/org/apache/commons/scxml2/SCXMLConstants.java
@@ -28,7 +28,7 @@
      * Any document that intends to use these custom actions needs to ensure that they are in the correct namespace.
      * Use of actions in this namespace makes the document non-portable across implementations.
      */
-    public static final String XMLNS_COMMONS_SCXML = "http://commons.apache.org/scxml";
+    public static final String XMLNS_COMMONS_SCXML = "https://commons.apache.org/scxml";
 
     /**
      * The default {@link #XMLNS_COMMONS_SCXML} prefix
diff --git a/src/main/java/org/apache/commons/scxml2/io/SCXMLWriter.java b/src/main/java/org/apache/commons/scxml2/io/SCXMLWriter.java
index 940bf4e..7f030f9 100644
--- a/src/main/java/org/apache/commons/scxml2/io/SCXMLWriter.java
+++ b/src/main/java/org/apache/commons/scxml2/io/SCXMLWriter.java
@@ -94,7 +94,7 @@
  *  <li>The default document namespace is the SCXML namespace:
  *      <i>http://www.w3.org/2005/07/scxml</i></li>
  *  <li>The Commons SCXML namespace
- *      ( <i>http://commons.apache.org/scxml</i> ), if needed, uses the
+ *      ( <i>https://commons.apache.org/scxml</i> ), if needed, uses the
  *      &quot;<i>cs</i>&quot; prefix</li>
  *  <li>All namespace prefixes needed throughout the document are
  *      declared on the document root element (&lt;scxml&gt;)</li>
diff --git a/src/site/fml/faq.fml b/src/site/fml/faq.fml
index ab030ae..0a018cc 100644
--- a/src/site/fml/faq.fml
+++ b/src/site/fml/faq.fml
@@ -80,7 +80,7 @@
    </question>
    <answer>
     Commons SCXML currently supports
-    <a href="http://commons.apache.org/jexl/">Commons JEXL</a>, Javascript, XPath and
+    <a href="https://commons.apache.org/jexl/">Commons JEXL</a>, Javascript, XPath and
     <a href="http://groovy.codehaus.org/">Groovy</a>. For details,
     see the <a href="guide/testing-standalone.html">trying out</a> and
     <a href="guide/contexts-evaluators.html">contexts and evaluators</a>
diff --git a/src/site/xdoc/guide/contexts-evaluators.xml b/src/site/xdoc/guide/contexts-evaluators.xml
index ca235ac..2a7cd22 100644
--- a/src/site/xdoc/guide/contexts-evaluators.xml
+++ b/src/site/xdoc/guide/contexts-evaluators.xml
@@ -127,9 +127,9 @@
 
    <subsection name="Commons JEXL">
     <p>See Commons JEXL reference for 
-    <a href="http://commons.apache.org/jexl/reference/syntax.html#Functions">
+    <a href="https://commons.apache.org/jexl/reference/syntax.html#Functions">
     builtin JEXL functions</a> and the calling methods section of the
-    <a href="http://commons.apache.org/jexl/reference/examples.html">
+    <a href="https://commons.apache.org/jexl/reference/examples.html">
     examples page</a>. As a summary, if the context contains an object
     under name <code>foo</code> which has an accessible method
     <code>bar()</code>, then the JEXL expression for calling the method is
diff --git a/src/site/xdoc/guide/core-reader.xml b/src/site/xdoc/guide/core-reader.xml
index a4b3ba9..c2df1b1 100644
--- a/src/site/xdoc/guide/core-reader.xml
+++ b/src/site/xdoc/guide/core-reader.xml
@@ -27,9 +27,9 @@
 
   <section name="Commons SCXML - Reading SCXML documents for Commons SCXML">
     <p>Commons SCXML provides its own implementation of the
-    <a href="http://commons.apache.org/scxml/apidocs/org/apache/commons/scxml2/model/package-summary.html">
+    <a href="https://commons.apache.org/scxml/apidocs/org/apache/commons/scxml2/model/package-summary.html">
     Java object model for SCXML</a>
-    and a dedicated <a href="http://commons.apache.org/scxml/apidocs/org/apache/commons/scxml2/io/SCXMLReader">
+    and a dedicated <a href="https://commons.apache.org/scxml/apidocs/org/apache/commons/scxml2/io/SCXMLReader">
     SCXMLReader</a> that can read SCXML documents into that object model.</p>
 
     <subsection name="Usage">
diff --git a/src/site/xdoc/index.xml b/src/site/xdoc/index.xml
index cdfb093..9b0e6ef 100644
--- a/src/site/xdoc/index.xml
+++ b/src/site/xdoc/index.xml
@@ -85,7 +85,7 @@
   The latest release is v0.9. Read
   <a href="http://svn.apache.org/viewvc/commons/proper/scxml/tags/SCXML_0_9/RELEASE-NOTES.txt?view=markup">v0.9
   release notes</a> before upgrading.
-  <a href="http://commons.apache.org/scxml/download_scxml.cgi">Download v0.9!</a>
+  <a href="https://commons.apache.org/scxml/download_scxml.cgi">Download v0.9!</a>
   </p>
   <p>
   The first release was v0.5. The initial release version number was chosen
diff --git a/src/test/java/org/apache/commons/scxml2/env/groovy/groovy-closure.xml b/src/test/java/org/apache/commons/scxml2/env/groovy/groovy-closure.xml
index bc84a79..506b637 100644
--- a/src/test/java/org/apache/commons/scxml2/env/groovy/groovy-closure.xml
+++ b/src/test/java/org/apache/commons/scxml2/env/groovy/groovy-closure.xml
@@ -19,7 +19,7 @@
    This document uses Groovy as the expressions language.
 -->
 <scxml xmlns="http://www.w3.org/2005/07/scxml"
-       xmlns:cs="http://commons.apache.org/scxml"
+       xmlns:cs="https://commons.apache.org/scxml"
        version="1.0"
        datamodel="groovy"
        initial="microwave">
diff --git a/src/test/java/org/apache/commons/scxml2/env/groovy/microwave-01.xml b/src/test/java/org/apache/commons/scxml2/env/groovy/microwave-01.xml
index 9656f4c..af3ec2f 100644
--- a/src/test/java/org/apache/commons/scxml2/env/groovy/microwave-01.xml
+++ b/src/test/java/org/apache/commons/scxml2/env/groovy/microwave-01.xml
@@ -19,7 +19,7 @@
    This document uses Groovy as the expressions language.
 -->
 <scxml xmlns="http://www.w3.org/2005/07/scxml"
-       xmlns:cs="http://commons.apache.org/scxml"
+       xmlns:cs="https://commons.apache.org/scxml"
        version="1.0"
        datamodel="groovy"
        initial="off">
diff --git a/src/test/java/org/apache/commons/scxml2/env/groovy/microwave-02.xml b/src/test/java/org/apache/commons/scxml2/env/groovy/microwave-02.xml
index deeaf95..e708676 100644
--- a/src/test/java/org/apache/commons/scxml2/env/groovy/microwave-02.xml
+++ b/src/test/java/org/apache/commons/scxml2/env/groovy/microwave-02.xml
@@ -19,7 +19,7 @@
    This document uses Groovy as the expressions language.
 -->
 <scxml xmlns="http://www.w3.org/2005/07/scxml" version="1.0"
-       xmlns:cs="http://commons.apache.org/scxml"
+       xmlns:cs="https://commons.apache.org/scxml"
        datamodel="groovy"
        initial="microwave">
 
diff --git a/src/test/java/org/apache/commons/scxml2/env/groovy/microwave-03.xml b/src/test/java/org/apache/commons/scxml2/env/groovy/microwave-03.xml
index 9656f4c..af3ec2f 100644
--- a/src/test/java/org/apache/commons/scxml2/env/groovy/microwave-03.xml
+++ b/src/test/java/org/apache/commons/scxml2/env/groovy/microwave-03.xml
@@ -19,7 +19,7 @@
    This document uses Groovy as the expressions language.
 -->
 <scxml xmlns="http://www.w3.org/2005/07/scxml"
-       xmlns:cs="http://commons.apache.org/scxml"
+       xmlns:cs="https://commons.apache.org/scxml"
        version="1.0"
        datamodel="groovy"
        initial="off">
diff --git a/src/test/java/org/apache/commons/scxml2/env/groovy/microwave-04.xml b/src/test/java/org/apache/commons/scxml2/env/groovy/microwave-04.xml
index 0d8258d..4076aa3 100644
--- a/src/test/java/org/apache/commons/scxml2/env/groovy/microwave-04.xml
+++ b/src/test/java/org/apache/commons/scxml2/env/groovy/microwave-04.xml
@@ -19,7 +19,7 @@
    This document uses Groovy as the expressions language.
 -->
 <scxml xmlns="http://www.w3.org/2005/07/scxml"
-       xmlns:cs="http://commons.apache.org/scxml"
+       xmlns:cs="https://commons.apache.org/scxml"
        version="1.0"
        datamodel="groovy"
        initial="microwave">
diff --git a/src/test/java/org/apache/commons/scxml2/env/groovy/microwave-05.xml b/src/test/java/org/apache/commons/scxml2/env/groovy/microwave-05.xml
index a84477d..74fbfc2 100644
--- a/src/test/java/org/apache/commons/scxml2/env/groovy/microwave-05.xml
+++ b/src/test/java/org/apache/commons/scxml2/env/groovy/microwave-05.xml
@@ -19,7 +19,7 @@
    This document uses Groovy as the expressions language.
 -->
 <scxml xmlns="http://www.w3.org/2005/07/scxml"
-       xmlns:cs="http://commons.apache.org/scxml"
+       xmlns:cs="https://commons.apache.org/scxml"
        version="1.0"
        datamodel="groovy"
        initial="microwave">
diff --git a/src/test/java/org/apache/commons/scxml2/env/groovy/serializable-initial-base-script.xml b/src/test/java/org/apache/commons/scxml2/env/groovy/serializable-initial-base-script.xml
index 28aa3d5..a38dea4 100644
--- a/src/test/java/org/apache/commons/scxml2/env/groovy/serializable-initial-base-script.xml
+++ b/src/test/java/org/apache/commons/scxml2/env/groovy/serializable-initial-base-script.xml
@@ -19,7 +19,7 @@
  This document uses Groovy as the expressions language.
 -->
 <scxml xmlns="http://www.w3.org/2005/07/scxml"
-       xmlns:cs="http://commons.apache.org/scxml"
+       xmlns:cs="https://commons.apache.org/scxml"
        version="1.0"
        datamodel="groovy"
        initial="state1">
diff --git a/src/test/java/org/apache/commons/scxml2/env/javascript/JSEvaluatorTest.java b/src/test/java/org/apache/commons/scxml2/env/javascript/JSEvaluatorTest.java
index cd5c9f2..b640c84 100644
--- a/src/test/java/org/apache/commons/scxml2/env/javascript/JSEvaluatorTest.java
+++ b/src/test/java/org/apache/commons/scxml2/env/javascript/JSEvaluatorTest.java
@@ -48,7 +48,7 @@
     private static final String BAD_EXPRESSION = ">";
     private static final String SCRIPT         = "<?xml version='1.0'?>" +
                                                  "<scxml xmlns = 'http://www.w3.org/2005/07/scxml'" +
-                                                 "       xmlns:scxml = 'http://commons.apache.org/scxml'" +
+                                                 "       xmlns:scxml = 'https://commons.apache.org/scxml'" +
                                                  "       datamodel = 'ecmascript'" +
                                                  "       initial = 'start'"  +
                                                  "       version = '1.0'>" +
diff --git a/src/test/java/org/apache/commons/scxml2/env/javascript/example-01.xml b/src/test/java/org/apache/commons/scxml2/env/javascript/example-01.xml
index 72898d5..7f0b65b 100644
--- a/src/test/java/org/apache/commons/scxml2/env/javascript/example-01.xml
+++ b/src/test/java/org/apache/commons/scxml2/env/javascript/example-01.xml
@@ -17,7 +17,7 @@
 -->
 <!-- SCXML Javascript environment: example script -->
 <scxml xmlns        = 'http://www.w3.org/2005/07/scxml'
-       xmlns:scxml  = 'http://commons.apache.org/scxml'
+       xmlns:scxml  = 'https://commons.apache.org/scxml'
        xmlns:my     = 'http://my.custom-actions.domain'
        initial      = 'start'
        datamodel    = "ecmascript"
diff --git a/src/test/java/org/apache/commons/scxml2/env/jexl/eventdata-03.xml b/src/test/java/org/apache/commons/scxml2/env/jexl/eventdata-03.xml
index 118bb1a..cac05ec 100644
--- a/src/test/java/org/apache/commons/scxml2/env/jexl/eventdata-03.xml
+++ b/src/test/java/org/apache/commons/scxml2/env/jexl/eventdata-03.xml
@@ -16,7 +16,7 @@
  * limitations under the License.
 -->
 <scxml xmlns="http://www.w3.org/2005/07/scxml"
-       xmlns:cs="http://commons.apache.org/scxml"
+       xmlns:cs="https://commons.apache.org/scxml"
        version="1.0"
        datamodel="jexl"
        initial="ten">
diff --git a/src/test/java/org/apache/commons/scxml2/env/jexl/microwave-01.xml b/src/test/java/org/apache/commons/scxml2/env/jexl/microwave-01.xml
index 28c56f1..10f0abc 100644
--- a/src/test/java/org/apache/commons/scxml2/env/jexl/microwave-01.xml
+++ b/src/test/java/org/apache/commons/scxml2/env/jexl/microwave-01.xml
@@ -19,7 +19,7 @@
    This document uses Commons JEXL as the expressions language.
 -->
 <scxml xmlns="http://www.w3.org/2005/07/scxml"
-       xmlns:cs="http://commons.apache.org/scxml"
+       xmlns:cs="https://commons.apache.org/scxml"
        version="1.0"
        datamodel="jexl"
        initial="off">
diff --git a/src/test/java/org/apache/commons/scxml2/env/jexl/microwave-02.xml b/src/test/java/org/apache/commons/scxml2/env/jexl/microwave-02.xml
index 690afe0..8435f1d 100644
--- a/src/test/java/org/apache/commons/scxml2/env/jexl/microwave-02.xml
+++ b/src/test/java/org/apache/commons/scxml2/env/jexl/microwave-02.xml
@@ -19,7 +19,7 @@
    This document uses Commons JEXL as the expressions language.
 -->
 <scxml xmlns="http://www.w3.org/2005/07/scxml" version="1.0"
-       xmlns:cs="http://commons.apache.org/scxml"
+       xmlns:cs="https://commons.apache.org/scxml"
        datamodel="jexl"
        initial="microwave">
 
diff --git a/src/test/java/org/apache/commons/scxml2/env/jexl/microwave-03.xml b/src/test/java/org/apache/commons/scxml2/env/jexl/microwave-03.xml
index 28c56f1..10f0abc 100644
--- a/src/test/java/org/apache/commons/scxml2/env/jexl/microwave-03.xml
+++ b/src/test/java/org/apache/commons/scxml2/env/jexl/microwave-03.xml
@@ -19,7 +19,7 @@
    This document uses Commons JEXL as the expressions language.
 -->
 <scxml xmlns="http://www.w3.org/2005/07/scxml"
-       xmlns:cs="http://commons.apache.org/scxml"
+       xmlns:cs="https://commons.apache.org/scxml"
        version="1.0"
        datamodel="jexl"
        initial="off">
diff --git a/src/test/java/org/apache/commons/scxml2/env/jexl/microwave-04.xml b/src/test/java/org/apache/commons/scxml2/env/jexl/microwave-04.xml
index 1344190..487dea5 100644
--- a/src/test/java/org/apache/commons/scxml2/env/jexl/microwave-04.xml
+++ b/src/test/java/org/apache/commons/scxml2/env/jexl/microwave-04.xml
@@ -19,7 +19,7 @@
    This document uses Commons JEXL as the expressions language.
 -->
 <scxml xmlns="http://www.w3.org/2005/07/scxml"
-       xmlns:cs="http://commons.apache.org/scxml"
+       xmlns:cs="https://commons.apache.org/scxml"
        version="1.0"
        datamodel="jexl"
        initial="microwave">
diff --git a/src/test/java/org/apache/commons/scxml2/env/jexl/microwave-05.xml b/src/test/java/org/apache/commons/scxml2/env/jexl/microwave-05.xml
index 427e750..259d68e 100644
--- a/src/test/java/org/apache/commons/scxml2/env/jexl/microwave-05.xml
+++ b/src/test/java/org/apache/commons/scxml2/env/jexl/microwave-05.xml
@@ -19,7 +19,7 @@
    This document uses Commons JEXL as the expressions language.
 -->
 <scxml xmlns="http://www.w3.org/2005/07/scxml"
-       xmlns:cs="http://commons.apache.org/scxml"
+       xmlns:cs="https://commons.apache.org/scxml"
        version="1.0"
        datamodel="jexl"
        initial="microwave">
diff --git a/src/test/java/org/apache/commons/scxml2/env/jexl/stateless-01.xml b/src/test/java/org/apache/commons/scxml2/env/jexl/stateless-01.xml
index 461c9ca..1ecfea8 100644
--- a/src/test/java/org/apache/commons/scxml2/env/jexl/stateless-01.xml
+++ b/src/test/java/org/apache/commons/scxml2/env/jexl/stateless-01.xml
@@ -16,7 +16,7 @@
  * limitations under the License.
 -->
 <scxml xmlns="http://www.w3.org/2005/07/scxml"
-       xmlns:cs="http://commons.apache.org/scxml"
+       xmlns:cs="https://commons.apache.org/scxml"
        version="1.0"
        datamodel="jexl"
        initial="main">
diff --git a/src/test/java/org/apache/commons/scxml2/env/jexl/wildcard-01.xml b/src/test/java/org/apache/commons/scxml2/env/jexl/wildcard-01.xml
index 15fcd41..f82a870 100644
--- a/src/test/java/org/apache/commons/scxml2/env/jexl/wildcard-01.xml
+++ b/src/test/java/org/apache/commons/scxml2/env/jexl/wildcard-01.xml
@@ -16,7 +16,7 @@
  * limitations under the License.
 -->
 <scxml xmlns="http://www.w3.org/2005/07/scxml"
-       xmlns:cs="http://commons.apache.org/scxml"
+       xmlns:cs="https://commons.apache.org/scxml"
        version="1.0"
        datamodel="jexl"
        initial="state1">
diff --git a/src/test/java/org/apache/commons/scxml2/env/jexl/wizard-02.xml b/src/test/java/org/apache/commons/scxml2/env/jexl/wizard-02.xml
index 78eb208..a01b769 100644
--- a/src/test/java/org/apache/commons/scxml2/env/jexl/wizard-02.xml
+++ b/src/test/java/org/apache/commons/scxml2/env/jexl/wizard-02.xml
@@ -16,7 +16,7 @@
  * limitations under the License.
 -->
 <scxml xmlns="http://www.w3.org/2005/07/scxml"
-       xmlns:cs="http://commons.apache.org/scxml"
+       xmlns:cs="https://commons.apache.org/scxml"
        version="1.0"
        datamodel="jexl"
        initial="state1">
diff --git a/src/test/java/org/apache/commons/scxml2/io/SCXMLWriterTest.java b/src/test/java/org/apache/commons/scxml2/io/SCXMLWriterTest.java
index b222bc2..7e0f59b 100644
--- a/src/test/java/org/apache/commons/scxml2/io/SCXMLWriterTest.java
+++ b/src/test/java/org/apache/commons/scxml2/io/SCXMLWriterTest.java
@@ -47,9 +47,9 @@
         scxml.addChild(s);
         
         String assertValue = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>"
-            + "<scxml xmlns=\"http://www.w3.org/2005/07/scxml\" xmlns:cs=\"http://commons.apache.org/scxml\" "
+            + "<scxml xmlns=\"http://www.w3.org/2005/07/scxml\" xmlns:cs=\"https://commons.apache.org/scxml\" "
             + "xmlns:foo=\"http://f.o.o\" xmlns:bar=\"http://b.a.r\" "
-            + "version=\"version1\" initial=\"off\"><!--http://commons.apache.org/scxml--><state></state>"
+            + "version=\"version1\" initial=\"off\"><!--https://commons.apache.org/scxml--><state></state>"
             + "</scxml>";
 
         Assertions.assertEquals(assertValue, SCXMLWriter.write(scxml, new SCXMLWriter.Configuration(true, false)));
@@ -68,8 +68,8 @@
 
         String assertValue = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>"
             + "<scxml xmlns=\"http://www.w3.org/2005/07/scxml\" "
-            + "xmlns:cs=\"http://commons.apache.org/scxml\" version=\"1.0\" initial=\"S1\">"
-            + "<!--http://commons.apache.org/scxml--><state id=\"S1\"></state></scxml>";
+            + "xmlns:cs=\"https://commons.apache.org/scxml\" version=\"1.0\" initial=\"S1\">"
+            + "<!--https://commons.apache.org/scxml--><state id=\"S1\"></state></scxml>";
 
         Assertions.assertEquals(assertValue, SCXMLWriter.write(scxml, new SCXMLWriter.Configuration(true, false)));
     }
@@ -106,9 +106,9 @@
         scxml.addChild(par);
 
         String assertValue = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>"
-            + "<scxml xmlns=\"http://www.w3.org/2005/07/scxml\" xmlns:cs=\"http://commons.apache.org/scxml\" "
+            + "<scxml xmlns=\"http://www.w3.org/2005/07/scxml\" xmlns:cs=\"https://commons.apache.org/scxml\" "
             + "version=\"1.0\" initial=\"par\">"
-            + "<!--http://commons.apache.org/scxml-->"
+            + "<!--https://commons.apache.org/scxml-->"
             + "<parallel id=\"par\">"
             + "<state id=\"S1\">"
             + "<state id=\"S11\"></state>"
@@ -140,8 +140,8 @@
 
         String assertValue = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>"
                 + "<scxml xmlns=\"http://www.w3.org/2005/07/scxml\" "
-                + "xmlns:cs=\"http://commons.apache.org/scxml\" version=\"1.0\" initial=\"S1\">"
-                + "<!--http://commons.apache.org/scxml--><script><![CDATA[foo=\"abc\"]]></script><state id=\"S1\"></state></scxml>";
+                + "xmlns:cs=\"https://commons.apache.org/scxml\" version=\"1.0\" initial=\"S1\">"
+                + "<!--https://commons.apache.org/scxml--><script><![CDATA[foo=\"abc\"]]></script><state id=\"S1\"></state></scxml>";
 
         Assertions.assertEquals(assertValue, SCXMLWriter.write(scxml, new SCXMLWriter.Configuration(true, false)));
     }
diff --git a/src/test/java/org/apache/commons/scxml2/model/actions-initial-test.xml b/src/test/java/org/apache/commons/scxml2/model/actions-initial-test.xml
index ff2c481..58e46d5 100644
--- a/src/test/java/org/apache/commons/scxml2/model/actions-initial-test.xml
+++ b/src/test/java/org/apache/commons/scxml2/model/actions-initial-test.xml
@@ -16,7 +16,7 @@
  * limitations under the License.
 -->
 <scxml xmlns="http://www.w3.org/2005/07/scxml"
-       xmlns:cs="http://commons.apache.org/scxml"
+       xmlns:cs="https://commons.apache.org/scxml"
        datamodel="jexl"
        version="1.0"
        initial="actionsTest">
diff --git a/src/test/java/org/apache/commons/scxml2/model/actions-parallel-test.xml b/src/test/java/org/apache/commons/scxml2/model/actions-parallel-test.xml
index 8731bc6..b404131 100644
--- a/src/test/java/org/apache/commons/scxml2/model/actions-parallel-test.xml
+++ b/src/test/java/org/apache/commons/scxml2/model/actions-parallel-test.xml
@@ -16,7 +16,7 @@
  * limitations under the License.
 -->
 <scxml xmlns="http://www.w3.org/2005/07/scxml"
-       xmlns:cs="http://commons.apache.org/scxml"
+       xmlns:cs="https://commons.apache.org/scxml"
        datamodel="jexl"
        version="1.0"
        initial="actionsTest">
diff --git a/src/test/java/org/apache/commons/scxml2/model/actions-state-test.xml b/src/test/java/org/apache/commons/scxml2/model/actions-state-test.xml
index 2dfb2a4..6e268d1 100644
--- a/src/test/java/org/apache/commons/scxml2/model/actions-state-test.xml
+++ b/src/test/java/org/apache/commons/scxml2/model/actions-state-test.xml
@@ -16,7 +16,7 @@
  * limitations under the License.
 -->
 <scxml xmlns="http://www.w3.org/2005/07/scxml"
-       xmlns:cs="http://commons.apache.org/scxml"
+       xmlns:cs="https://commons.apache.org/scxml"
        datamodel="jexl"
        version="1.0"
        initial="actionsTest">
diff --git a/src/test/java/org/apache/commons/scxml2/model/cancel-test-01.xml b/src/test/java/org/apache/commons/scxml2/model/cancel-test-01.xml
index 54c4bbb..cf43e04 100644
--- a/src/test/java/org/apache/commons/scxml2/model/cancel-test-01.xml
+++ b/src/test/java/org/apache/commons/scxml2/model/cancel-test-01.xml
@@ -16,7 +16,7 @@
  * limitations under the License.
 -->
 <scxml xmlns="http://www.w3.org/2005/07/scxml"
-       xmlns:cs="http://commons.apache.org/scxml"
+       xmlns:cs="https://commons.apache.org/scxml"
        version="1.0"
        datamodel="jexl"
        initial="ten">
diff --git a/src/test/java/org/apache/commons/scxml2/model/cancel-test-02.xml b/src/test/java/org/apache/commons/scxml2/model/cancel-test-02.xml
index ac1c0d8..30cdf02 100644
--- a/src/test/java/org/apache/commons/scxml2/model/cancel-test-02.xml
+++ b/src/test/java/org/apache/commons/scxml2/model/cancel-test-02.xml
@@ -16,7 +16,7 @@
  * limitations under the License.
 -->
 <scxml xmlns="http://www.w3.org/2005/07/scxml"
-       xmlns:cs="http://commons.apache.org/scxml"
+       xmlns:cs="https://commons.apache.org/scxml"
        version="1.0"
        datamodel="jexl"
        initial="ten">
diff --git a/src/test/java/org/apache/commons/scxml2/model/send-test-01.xml b/src/test/java/org/apache/commons/scxml2/model/send-test-01.xml
index 118bb1a..cac05ec 100644
--- a/src/test/java/org/apache/commons/scxml2/model/send-test-01.xml
+++ b/src/test/java/org/apache/commons/scxml2/model/send-test-01.xml
@@ -16,7 +16,7 @@
  * limitations under the License.
 -->
 <scxml xmlns="http://www.w3.org/2005/07/scxml"
-       xmlns:cs="http://commons.apache.org/scxml"
+       xmlns:cs="https://commons.apache.org/scxml"
        version="1.0"
        datamodel="jexl"
        initial="ten">
diff --git a/src/test/java/org/apache/commons/scxml2/transitions-02.xml b/src/test/java/org/apache/commons/scxml2/transitions-02.xml
index a3b506a..1ac9b84 100644
--- a/src/test/java/org/apache/commons/scxml2/transitions-02.xml
+++ b/src/test/java/org/apache/commons/scxml2/transitions-02.xml
@@ -16,7 +16,7 @@
  * limitations under the License.
 -->
 <scxml xmlns="http://www.w3.org/2005/07/scxml"
-       xmlns:cs="http://commons.apache.org/scxml"
+       xmlns:cs="https://commons.apache.org/scxml"
        version="1.0"
        datamodel="jexl"
        initial="ten">