diff --git a/server-spi-private/src/main/java/org/keycloak/models/utils/ModelToRepresentation.java b/server-spi-private/src/main/java/org/keycloak/models/utils/ModelToRepresentation.java
index 0ca04006c4..713025597f 100755
--- a/server-spi-private/src/main/java/org/keycloak/models/utils/ModelToRepresentation.java
+++ b/server-spi-private/src/main/java/org/keycloak/models/utils/ModelToRepresentation.java
@@ -801,7 +801,7 @@ public class ModelToRepresentation {
         representation.setType(model.getType());
         representation.setDecisionStrategy(model.getDecisionStrategy());
         representation.setLogic(model.getLogic());
-        representation.setConfig(model.getConfig());
+        representation.setConfig(new HashMap<>(model.getConfig()));
 
         return representation;
     }