diff --git a/src/test/java/net/hostsharing/hsadminng/hs/migration/CsvDataImport.java b/src/test/java/net/hostsharing/hsadminng/hs/migration/CsvDataImport.java
index 311302c7..bd3b8061 100644
--- a/src/test/java/net/hostsharing/hsadminng/hs/migration/CsvDataImport.java
+++ b/src/test/java/net/hostsharing/hsadminng/hs/migration/CsvDataImport.java
@@ -172,14 +172,15 @@ public class CsvDataImport extends ContextBasedTest {
     public <T extends BaseEntity> T persistViaEM(final Integer id, final T entity) {
         //System.out.println("persisting #" + entity.hashCode() + ": " + entity);
         em.persist(entity);
-        // uncomment for debugging purposes FIXME
-        try {
-            em.flush(); // makes it slow, but produces better error messages
-            System.out.println("persisted #" + entity.hashCode() + " as " + entity.getUuid());
-            return entity;
-        } catch (final Exception exc) {
-            throw exc; // for breakpoints
-        }
+        // uncomment for debugging purposes
+        // try {
+        //     em.flush(); // makes it slow, but produces better error messages
+        //     System.out.println("persisted #" + entity.hashCode() + " as " + entity.getUuid());
+        //     return entity;
+        // } catch (final Exception exc) {
+        //     throw exc; // for breakpoints
+        // }
+        return entity;
     }
 
     @SneakyThrows