diff --git a/apps/plugin.h b/apps/plugin.h
index 6926797cba..8170a45bee 100644
--- a/apps/plugin.h
+++ b/apps/plugin.h
@@ -163,7 +163,7 @@ struct plugin_api {
     void (*qsort)(void *base, size_t nmemb, size_t size,
                   int(*compar)(const void *, const void *));
     int (*kbd_input)(char* buffer, int buflen);
-    struct mp3entry* (*mpeg_current_track)();
+    struct mp3entry* (*mpeg_current_track)(void);
 };
 
 /* defined by the plugin loader (plugin.c) */