diff --git a/apps/openmw/mwsound/openal_output.hpp b/apps/openmw/mwsound/openal_output.hpp
index b6a26c99a..6ce10d940 100644
--- a/apps/openmw/mwsound/openal_output.hpp
+++ b/apps/openmw/mwsound/openal_output.hpp
@@ -6,8 +6,8 @@
 #include <map>
 #include <deque>
 
-#include "alc.h"
-#include "al.h"
+#include "AL/alc.h"
+#include "AL/al.h"
 #include "alext.h"
 
 #include "sound_output.hpp"