diff --git a/modules/juce_audio_plugin_client/AU/juce_AUv3_Wrapper.mm b/modules/juce_audio_plugin_client/AU/juce_AUv3_Wrapper.mm
index 4706d8b274..0250cdbdf3 100644
--- a/modules/juce_audio_plugin_client/AU/juce_AUv3_Wrapper.mm
+++ b/modules/juce_audio_plugin_client/AU/juce_AUv3_Wrapper.mm
@@ -688,6 +688,7 @@ public:
         ignoreUnused (processor);
 
         [au willChangeValueForKey: @"allParameterValues"];
+        addPresets();
         [au didChangeValueForKey: @"allParameterValues"];
     }