diff --git a/modules/juce_core/containers/juce_ReferenceCountedArray.h b/modules/juce_core/containers/juce_ReferenceCountedArray.h
index 4bbe9231d2..02d2ba152d 100644
--- a/modules/juce_core/containers/juce_ReferenceCountedArray.h
+++ b/modules/juce_core/containers/juce_ReferenceCountedArray.h
@@ -81,7 +81,7 @@ public:
     {
         const typename ReferenceCountedArray<OtherObjectClass, OtherCriticalSection>::ScopedLockType lock (other.getLock());
 
-        values.addArray (other.values.begin(), other.values.size());
+        values.addArray (other.begin(), other.size());
 
         for (auto* o : *this)
             if (o != nullptr)