diff --git a/java/org/slub/rosetta/dps/repository/plugin/TestSLUBXmlFormatValidationPlugin.java b/java/org/slub/rosetta/dps/repository/plugin/TestSLUBXmlFormatValidationPlugin.java
index 08b157797f3d5064966f1e788bb5768d58c45480..a28bcb6dd9c00282810795c372b0d6e22e48204a 100644
--- a/java/org/slub/rosetta/dps/repository/plugin/TestSLUBXmlFormatValidationPlugin.java
+++ b/java/org/slub/rosetta/dps/repository/plugin/TestSLUBXmlFormatValidationPlugin.java
@@ -24,6 +24,7 @@ public class TestSLUBXmlFormatValidationPlugin {
     private static SLUBXmlFormatValidationPlugin mock;
 
     private Path[] testPaths;
+    private Map<String, String> initp = new HashMap<>();
     @Before
     public void setUp() {
         Stream<Path> findFiles;
@@ -34,8 +35,8 @@ public class TestSLUBXmlFormatValidationPlugin {
             // do nothing, because nothing found
         }
         mock = new SLUBXmlFormatValidationPlugin();
-        Map<String, String> initp = new HashMap<>();
         initp.put("catalog", "/etc/xml/catalog");
+        mock.initParams(initp);
     }
 
     @org.junit.Test