diff --git a/freemarker-generator-base/src/test/java/org/apache/freemarker/generator/datasource/DataSourceLoaderTest.java b/freemarker-generator-base/src/test/java/org/apache/freemarker/generator/datasource/DataSourceLoaderTest.java
index 2bc284e..c1e8f36 100644
--- a/freemarker-generator-base/src/test/java/org/apache/freemarker/generator/datasource/DataSourceLoaderTest.java
+++ b/freemarker-generator-base/src/test/java/org/apache/freemarker/generator/datasource/DataSourceLoaderTest.java
@@ -31,6 +31,7 @@
 import static org.apache.freemarker.generator.base.FreeMarkerConstants.DEFAULT_GROUP;
 import static org.apache.freemarker.generator.base.mime.Mimetypes.MIME_APPLICATION_XML;
 import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
 
 public class DataSourceLoaderTest {
 
@@ -162,11 +163,18 @@
 
     @Test
     public void shouldCreateDataSourceFromEnvironmentVariable() {
-        try (DataSource dataSource = dataSourceLoader().load("myenv=env:///HOME")) {
+        if (!hasEnvironmentVariables()) {
+            return;
+        }
+
+        final String anyEnvironmentVariable = System.getenv().keySet().iterator().next();
+        final String namedUriString = String.format("myenv=env:///%s", anyEnvironmentVariable);
+
+        try (DataSource dataSource = dataSourceLoader().load(namedUriString)) {
             assertEquals("myenv", dataSource.getName());
             assertEquals("default", dataSource.getGroup());
             assertEquals(UTF_8, dataSource.getCharset());
-            assertEquals("env:///HOME", dataSource.getUri().toString());
+            assertTrue(dataSource.getUri().toString().contains(anyEnvironmentVariable));
             assertEquals("text/plain", dataSource.getContentType());
         }
     }
@@ -186,4 +194,8 @@
     private DataSourceLoader dataSourceLoader() {
         return DataSourceLoaderFactory.create();
     }
+
+    private boolean hasEnvironmentVariables() {
+        return !System.getenv().isEmpty();
+    }
 }
diff --git a/freemarker-generator-cli/src/app/scripts/run-examples.bat b/freemarker-generator-cli/src/app/scripts/run-examples.bat
index 4e950c3..7ca035e 100644
--- a/freemarker-generator-cli/src/app/scripts/run-examples.bat
+++ b/freemarker-generator-cli/src/app/scripts/run-examples.bat
@@ -37,9 +37,9 @@
 echo "examples\templates\demo.ftl"
 %FREEMARKER_CMD% -t examples\templates\demo.ftl README.md --output-encoding CP1252 > target\out\demo.txt
 
-#############################################################################
-# DataSources
-#############################################################################
+REM =========================================================================
+REM DataSources
+REM =========================================================================
 
 echo "examples\templates\datasources.ftl"
 %FREEMARKER_CMD% -t examples\templates\datasources.ftl -s :data=examples/data > target\out\datasources-01.txt