diff --git a/src/main/java/kiwi/variable/IntVarImpl.java b/src/main/java/kiwi/variable/IntVarImpl.java
index 1588394..390b596 100644
--- a/src/main/java/kiwi/variable/IntVarImpl.java
+++ b/src/main/java/kiwi/variable/IntVarImpl.java
@@ -329,12 +329,12 @@ public void watchChange(Propagator propagator) {
 
   @Override
   public void watchAssign(Propagator propagator) {
-    boundsWatchers.push(propagator);
+    assignWatchers.push(propagator);
   }
 
   @Override
   public void watchBounds(Propagator propagator) {
-    changeWatchers.push(propagator);
+    boundsWatchers.push(propagator);
   }
 
   private void awakeAssign() {