diff --git a/media/ffvpx/config.h b/media/ffvpx/config.h
index aa3d0b2c21..9b7d4bafc4 100644
--- a/media/ffvpx/config.h
+++ b/media/ffvpx/config.h
@@ -46,4 +46,5 @@
 #endif
 #endif
 #include "config_common.h"
+#endif // XP_WIN / XP_DARWIN / XP_UNIX
 #endif // MOZ_FFVPX_CONFIG_H