Update spotbugs.plugin.version 4.0.0 to 4.0.4.
diff --git a/pom.xml b/pom.xml
index cafad65..88d0b53 100644
--- a/pom.xml
+++ b/pom.xml
@@ -51,7 +51,7 @@
     <checkstyle.plugin.version>3.1.1</checkstyle.plugin.version>
     <checkstyle.version>8.34</checkstyle.version>
 
-    <spotbugs.plugin.version>4.0.0</spotbugs.plugin.version>
+    <spotbugs.plugin.version>4.0.4</spotbugs.plugin.version>
     <spotbugs.impl.version>4.0.6</spotbugs.impl.version>
     
     <commons.jacoco.version>0.8.5</commons.jacoco.version>
diff --git a/src/changes/changes.xml b/src/changes/changes.xml
index 10a4ce4..5a10783 100644
--- a/src/changes/changes.xml
+++ b/src/changes/changes.xml
@@ -44,7 +44,9 @@
     <title>Apache Commons Text Changes</title>
   </properties>
   <body>
-
+  <release version="1.9.1" date="202Y-MM-DD" description="Release 1.9.1. Requires Java 8.">
+    <action                  type="add" dev="ggregory" due-to="Gary Gregory">Update spotbugs.plugin.version 4.0.0 to 4.0.4.</action>    
+  </release>
   <release version="1.9" date="2020-07-21" description="Release 1.9. Requires Java 8.">
     <action issue="TEXT-166" type="fix" dev="kinow" due-to="Mikko Maunu">Removed non-existing parameter from Javadocs and spelled out parameters in throws.</action>
     <action issue="TEXT-149" type="fix" dev="kinow" due-to="Yuji Konishi">StringEscapeUtils.unescapeCsv doesn't remove quotes at begin and end of string.</action>