diff --git a/src/mess/drivers/itt3030.c b/src/mess/drivers/itt3030.c
index f15b1eeda34..a01804e8270 100644
--- a/src/mess/drivers/itt3030.c
+++ b/src/mess/drivers/itt3030.c
@@ -279,10 +279,10 @@ WRITE8_MEMBER( itt3030_state::beep_w )
 
 WRITE8_MEMBER(itt3030_state::bank_w)
 {
-	int bank;
+	int bank = 0;
 	m_bank = data>>4;
 
-	if (data & 1)	// bank 8
+	if (m_bank & 1)	// bank 8
 	{
 		bank = 8;
 	}