diff --git a/src/emu/machine/hdc9234.c b/src/emu/machine/hdc9234.c
index 59684470338..5fc19a52404 100644
--- a/src/emu/machine/hdc9234.c
+++ b/src/emu/machine/hdc9234.c
@@ -488,7 +488,7 @@ int hdc9234_device::current_head()
 
 int hdc9234_device::current_cylinder()
 {
-	int abc = 0;
+//	int abc = 0;
 	return (m_register_r[CURRENT_CYLINDER] & 0xff) | (m_register_r[CURRENT_HEAD] & 0x70);
 }