diff --git a/src/main_notify.c b/src/main_notify.c
index e9552efbc..6a5ff484e 100644
--- a/src/main_notify.c
+++ b/src/main_notify.c
@@ -79,16 +79,6 @@ void wakeup_main_task(void)
 		g_error("error writing to pipe: %s", strerror(errno));
 }
 
-void main_notify_lock(void)
-{
-	assert(main_task == g_thread_self());
-}
-
-void main_notify_unlock(void)
-{
-	assert(main_task == g_thread_self());
-}
-
 void wait_main_task(void)
 {
 	consume_pipe();
diff --git a/src/main_notify.h b/src/main_notify.h
index 3b87cb1ab..a02564cc1 100644
--- a/src/main_notify.h
+++ b/src/main_notify.h
@@ -33,10 +33,6 @@ void wakeup_main_task(void);
 
 void wait_main_task(void);
 
-void main_notify_lock(void);
-
-void main_notify_unlock(void);
-
 void
 main_notify_triggered(void);