diff --git a/querydsl-core/src/main/java/com/mysema/query/JoinExpression.java b/querydsl-core/src/main/java/com/mysema/query/JoinExpression.java
index 0183ef177..118521163 100644
--- a/querydsl-core/src/main/java/com/mysema/query/JoinExpression.java
+++ b/querydsl-core/src/main/java/com/mysema/query/JoinExpression.java
@@ -56,6 +56,10 @@ public class JoinExpression {
         flags.add(flag);
     }
     
+    public void removeFlag(Object flag){
+        flags.remove(flag);
+    }
+    
     public boolean hasFlag(Object flag){
         return flags.contains(flag);
     }