diff --git a/dlls/winenas.drv/audio.c b/dlls/winenas.drv/audio.c
index ad2bfe7dc5..f37ed6138a 100644
--- a/dlls/winenas.drv/audio.c
+++ b/dlls/winenas.drv/audio.c
@@ -56,6 +56,7 @@
 #define INT8 X_INT8
 #define INT16 X_INT16
 #define INT32 X_INT32
+#define INT64 X_INT64
 #define BOOL X_BOOL
 #define BYTE X_BYTE
 #ifdef HAVE_AUDIO_AUDIOLIB_H
@@ -67,6 +68,8 @@
 #undef INT8
 #undef INT16
 #undef INT32
+#undef INT64
+#undef LONG64
 #undef BOOL
 #undef BYTE