diff --git a/src/main/java/avatartranslator/AvatarCompactDependencyGraph.java b/src/main/java/avatartranslator/AvatarCompactDependencyGraph.java
index acfb2bf525c2397da89bce7c56864f7a5a8cb9c0..c818e0b0ac6bac96016528ae49380fd9481cc6e2 100644
--- a/src/main/java/avatartranslator/AvatarCompactDependencyGraph.java
+++ b/src/main/java/avatartranslator/AvatarCompactDependencyGraph.java
@@ -258,13 +258,23 @@ public class AvatarCompactDependencyGraph {
 
 
         // We remove all transitions from previous to the first next in read operations
+        // This first next must lead to a read
         for (AUTState state : previousRead) {
-            if (state.outTransitions.size() > 0) {
-                AUTTransition tr = state.outTransitions.get(0);
-                AUTState otherState = states.get(tr.destination);
-                state.outTransitions.remove(0);
-                otherState.inTransitions.remove(0);
-                transitions.remove(tr);
+            // We look for a next corresponding to a read on signal
+            for(int i=0; i<state.outTransitions.size(); i++){
+                AUTTransition tr = state.outTransitions.get(i);
+                if (states.size() >= tr.destination) {
+                    AUTState otherState = states.get(tr.destination);
+                    if (otherState.referenceObject instanceof AvatarActionOnSignal) {
+                        AvatarActionOnSignal aaos = (AvatarActionOnSignal) otherState.referenceObject;
+                        if (aaos.isReceiving()) {
+                            state.outTransitions.remove(i);
+                            otherState.inTransitions.remove(i);
+                            transitions.remove(tr);
+                            break;
+                        }
+                    }
+                }
             }
         }