diff --git a/src/emu/sound/aica.c b/src/emu/sound/aica.c
index 098e3b000b4..2a32c8bbd97 100644
--- a/src/emu/sound/aica.c
+++ b/src/emu/sound/aica.c
@@ -524,8 +524,6 @@ static void AICA_Init(const device_config *device, struct _AICA *AICA, const aic
 
 	// get AICA RAM
 	{
-		memset(AICA,0,sizeof(*AICA));
-
 		if (sndindex == 0)
 		{
 			AICA->Master=1;