diff --git a/common/sourceTest/java/ch/systemsx/cisd/common/utilities/ClassUtilsTest.java b/common/sourceTest/java/ch/systemsx/cisd/common/utilities/ClassUtilsTest.java
index 55378ce94b82115d6adf3bafab597ff04cf0ef03..a18b8f1864149cc113045f2b496beea0de5e9380 100644
--- a/common/sourceTest/java/ch/systemsx/cisd/common/utilities/ClassUtilsTest.java
+++ b/common/sourceTest/java/ch/systemsx/cisd/common/utilities/ClassUtilsTest.java
@@ -29,7 +29,7 @@ import org.testng.annotations.Test;
  * 
  * @author Christian Ribeaud
  */
-public class ClassUtilsTest
+public final class ClassUtilsTest
 {
 
     /**