diff --git a/panda/src/audio/audio_load_wav.cxx b/panda/src/audio/audio_load_wav.cxx
index 5192bbf019..b528cf2022 100644
--- a/panda/src/audio/audio_load_wav.cxx
+++ b/panda/src/audio/audio_load_wav.cxx
@@ -5,6 +5,7 @@
 
 #include <dconfig.h>
 #include "audio_pool.h"
+#include "config_audio.h"
 
 Configure(audio_load_wav);