diff --git a/connectionclass/src/main/java/com/facebook/network/connectionclass/ConnectionClassManager.java b/connectionclass/src/main/java/com/facebook/network/connectionclass/ConnectionClassManager.java
index 424c39a..c09361b 100644
--- a/connectionclass/src/main/java/com/facebook/network/connectionclass/ConnectionClassManager.java
+++ b/connectionclass/src/main/java/com/facebook/network/connectionclass/ConnectionClassManager.java
@@ -240,9 +240,8 @@ public void remove(ConnectionClassStateChangeListener listener) {
   }
 
   private void notifyListeners() {
-    int size = mListenerList.size();
-    for (int i = 0; i < size; i++) {
-      mListenerList.get(i).onBandwidthStateChange(mCurrentBandwidthConnectionQuality.get());
-    }
+      for (ConnectionClassStateChangeListener listener : new ArrayList<>(mListenerList)) {
+          listener.onBandwidthStateChange(mCurrentBandwidthConnectionQuality.get());
+      }
   }
 }
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