diff --git a/apps/plugin.c b/apps/plugin.c
index c1c561c85f..ad9c6a9232 100644
--- a/apps/plugin.c
+++ b/apps/plugin.c
@@ -226,8 +226,10 @@ static const struct plugin_api rockbox_api = {
     audio_current_track,
     audio_flush_and_reload_tracks,
     audio_get_file_pos,
-#if (CONFIG_HWCODEC == MAS3587F) || (CONFIG_HWCODEC == MAS3539F)
+#if !defined(SIMULATOR) && (CONFIG_HWCODEC != MASNONE)
     mpeg_get_last_header,
+#endif
+#if (CONFIG_HWCODEC == MAS3587F) || (CONFIG_HWCODEC == MAS3539F)
     sound_set_pitch,
 #endif
 
diff --git a/apps/plugin.h b/apps/plugin.h
index 5ffde6b907..a5131833d5 100644
--- a/apps/plugin.h
+++ b/apps/plugin.h
@@ -271,8 +271,10 @@ struct plugin_api {
     struct mp3entry* (*audio_current_track)(void);
     void (*audio_flush_and_reload_tracks)(void);
     int (*audio_get_file_pos)(void);
-#if (CONFIG_HWCODEC == MAS3587F) || (CONFIG_HWCODEC == MAS3539F)
+#if !defined(SIMULATOR) && (CONFIG_HWCODEC != MASNONE)
     unsigned long (*mpeg_get_last_header)(void);
+#endif
+#if (CONFIG_HWCODEC == MAS3587F) || (CONFIG_HWCODEC == MAS3539F)
     void (*sound_set_pitch)(int pitch);        
 #endif