diff --git a/frontend/menu/menu_common.c b/frontend/menu/menu_common.c
index bc501414db..fb72ef04ea 100644
--- a/frontend/menu/menu_common.c
+++ b/frontend/menu/menu_common.c
@@ -309,7 +309,7 @@ static unsigned input_frame(uint64_t trigger_state)
    return MENU_ACTION_NOOP;
 }
 
-void apply_deferred_settings()
+void apply_deferred_settings(void)
 {
    rarch_setting_t *setting = driver.menu->list_settings;
    bool change = false;
diff --git a/frontend/menu/menu_common.h b/frontend/menu/menu_common.h
index 38b1699b71..69f6b7b724 100644
--- a/frontend/menu/menu_common.h
+++ b/frontend/menu/menu_common.h
@@ -160,7 +160,7 @@ int menu_common_core_setting_toggle(unsigned setting, unsigned action);
 int menu_common_setting_set_perf(unsigned setting, unsigned action,
       struct retro_perf_counter **counters, unsigned offset);
 
-void apply_deferred_settings();
+void apply_deferred_settings(void);
 
 #ifdef __cplusplus
 }