multiple test running conflict fix
diff --git a/src/test/java/CollectionRewriteTest.java b/src/test/java/CollectionRewriteTest.java
index c1c88b1..2649d1e 100644
--- a/src/test/java/CollectionRewriteTest.java
+++ b/src/test/java/CollectionRewriteTest.java
@@ -6,6 +6,7 @@
 import de.ids_mannheim.korap.resource.rewrite.CollectionConstraint;
 import de.ids_mannheim.korap.resource.rewrite.RewriteHandler;
 import de.ids_mannheim.korap.utils.JsonUtils;
+import org.junit.AfterClass;
 import org.junit.BeforeClass;
 
 /**
@@ -25,6 +26,12 @@
         config = BeanConfiguration.getBeans().getConfiguration();
     }
 
+    @AfterClass
+    public static void close() {
+        BeanConfiguration.closeApplication();
+    }
+
+
     //    @Test
     public void testCollectionNodeRemoveCorpusIdNoErrors() {
         RewriteHandler handler = new RewriteHandler(config);