diff --git a/src/emu/sound/k054539.c b/src/emu/sound/k054539.c
index e05e92d18eb..dc21a8caf75 100644
--- a/src/emu/sound/k054539.c
+++ b/src/emu/sound/k054539.c
@@ -459,7 +459,7 @@ WRITE8_MEMBER(k054539_device::write)
 	regs[offset] = data;
 }
 
-void k054539_device::reset_zones()
+void k054539_device::device_post_load()
 {
 	int data = regs[0x22e];
 	cur_zone = data == 0x80 ? ram : rom + 0x20000*data;
@@ -516,8 +516,6 @@ void k054539_device::device_start()
 		pantab[i] = sqrt((double)i) / sqrt((double)0xe);
 
 	init_chip();
-
-	machine().save().register_postload(save_prepost_delegate(FUNC(k054539_device::reset_zones), this));
 }
 
 void k054539_device::device_reset()
diff --git a/src/emu/sound/k054539.h b/src/emu/sound/k054539.h
index dbfefba2f12..45aed982c91 100644
--- a/src/emu/sound/k054539.h
+++ b/src/emu/sound/k054539.h
@@ -70,6 +70,7 @@ protected:
 	// device-level overrides
 	virtual void device_start();
 	virtual void device_reset();
+	virtual void device_post_load();
 	virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr);
 
 	// device_sound_interface overrides
@@ -108,7 +109,6 @@ private:
 	void keyon(int channel);
 	void keyoff(int channel);
 	void init_chip();
-	void reset_zones();
 };
 
 extern const device_type K054539;