diff --git a/src/main/java/uulm/teamname/marvelous/gamelibrary/json/ValidationUtility.java b/src/main/java/uulm/teamname/marvelous/gamelibrary/json/ValidationUtility.java
index 5dbaca4..d6d3b52 100644
--- a/src/main/java/uulm/teamname/marvelous/gamelibrary/json/ValidationUtility.java
+++ b/src/main/java/uulm/teamname/marvelous/gamelibrary/json/ValidationUtility.java
@@ -31,7 +31,7 @@ public class ValidationUtility {
         if (violations.isEmpty()) return Optional.empty();
         else {
             return Optional.of(violations.stream()
-                    .map(violation -> violation.getPropertyPath() + ": " + violation.getMessage())
+                    .map(violation -> violation.getPropertyPath() + " " + violation.getMessage())
                     .collect(Collectors.joining(", ")));
         }
     }