diff --git a/redaction-service-v1/redaction-service-server-v1/src/main/java/com/iqser/red/service/redaction/v1/server/service/RuleBuilderService.java b/redaction-service-v1/redaction-service-server-v1/src/main/java/com/iqser/red/service/redaction/v1/server/service/RuleBuilderService.java
index c87453c4..32aaf4fc 100644
--- a/redaction-service-v1/redaction-service-server-v1/src/main/java/com/iqser/red/service/redaction/v1/server/service/RuleBuilderService.java
+++ b/redaction-service-v1/redaction-service-server-v1/src/main/java/com/iqser/red/service/redaction/v1/server/service/RuleBuilderService.java
@@ -108,7 +108,7 @@ public class RuleBuilderService {
         removeAllRulesExceptSystemRules(ruleFileBluePrint);
         ruleFileBluePrint.getRuleClasses()
                 .forEach(ruleClass -> {
-                    if (systemRuleNames.contains(ruleClass.ruleType().name())) {
+                    if (!systemRuleNames.contains(ruleClass.ruleType().name())) {
                         throw new RuntimeException("there was an error removing all rules except system rules");
                     }
                 });