diff --git a/source/modules/juce_audio_processors/AppConfig.h b/source/modules/juce_audio_processors/AppConfig.h
index 3c01216e4..065e020b3 100755
--- a/source/modules/juce_audio_processors/AppConfig.h
+++ b/source/modules/juce_audio_processors/AppConfig.h
@@ -42,7 +42,7 @@
 
     @see AudioUnitPluginFormat, AudioPluginFormat, AudioPluginFormatManager, JUCE_PLUGINHOST_VST
 */
-#define JUCE_PLUGINHOST_AU 1
+#define JUCE_PLUGINHOST_AU 0 // FIXME - my OSX version is still at 10.5...
 
 #define JUCE_PLUGINHOST_LADSPA 1