diff --git a/AlgebraicDataflowArchitectureModel/src/algorithm/UpdateConflictCheck.java b/AlgebraicDataflowArchitectureModel/src/algorithm/UpdateConflictCheck.java
index 9f1ccba..b049931 100644
--- a/AlgebraicDataflowArchitectureModel/src/algorithm/UpdateConflictCheck.java
+++ b/AlgebraicDataflowArchitectureModel/src/algorithm/UpdateConflictCheck.java
@@ -35,6 +35,8 @@
 		for (int i = index; i > 0; i--) {
 			assign(comp.get(i));
 		}
+		if (set.size() > 1)
+			result = false;
 		return result;
 	}