diff --git a/base/src/main/java/de/staropensource/sosengine/base/exceptions/IncompatibleVersioningSystemException.java b/base/src/main/java/de/staropensource/sosengine/base/exceptions/IncompatibleVersioningSystemException.java
index 8ae97db8..1c0c06ac 100644
--- a/base/src/main/java/de/staropensource/sosengine/base/exceptions/IncompatibleVersioningSystemException.java
+++ b/base/src/main/java/de/staropensource/sosengine/base/exceptions/IncompatibleVersioningSystemException.java
@@ -27,7 +27,7 @@ import de.staropensource.sosengine.base.classes.VersioningSystem;
  * @since v1-alpha1
  */
 @SuppressWarnings({ "unused" })
-public class IncompatibleVersioningSystemException extends Exception {
+public class IncompatibleVersioningSystemException extends RuntimeException {
     /**
      * Constructs this exception.
      *