1 files changed, 2 insertions, 2 deletions
diff --git a/mp_core.h b/mp_core.h
index 0dafc83d40..01373f7abf 100644
--- a/mp_core.h
+++ b/mp_core.h
@@ -36,7 +36,7 @@
 typedef struct MPContext {
     int osd_show_percentage;
     int osd_function;
-    ao_functions_t *audio_out;
+    const ao_functions_t *audio_out;
     play_tree_t *playtree;
     play_tree_iter_t *playtree_iter;
     int eof;
@@ -115,7 +115,7 @@ void uninit_player(unsigned int mask);
 void reinit_audio_chain(void);
 void init_vo_spudec(void);
 double playing_audio_pts(sh_audio_t *sh_audio, demux_stream_t *d_audio,
-			 ao_functions_t *audio_out);
+			 const ao_functions_t *audio_out);
 void exit_player_with_rc(const char* how, int rc);
 void add_subtitles(char *filename, float fps, int noerr);
 int reinit_video_chain(void);