diff --git a/src/mame/drivers/atarigt.cpp b/src/mame/drivers/atarigt.cpp
index 8d11d511afc..61aa7913af2 100644
--- a/src/mame/drivers/atarigt.cpp
+++ b/src/mame/drivers/atarigt.cpp
@@ -461,7 +461,7 @@ if (LOG_PROTECTION)
 		case 0x275bc:
 			break;
 		case 0x275cc:
-			a6 = space.device().state().state_int(M68K_A6);
+			a6 = m_maincpu->state_int(M68K_A6);
 			p1 = (space.read_word(a6+8) << 16) | space.read_word(a6+10);
 			p2 = (space.read_word(a6+12) << 16) | space.read_word(a6+14);
 			logerror("Known Protection @ 275BC(%08X, %08X): R@%06X ", p1, p2, offset);
@@ -479,7 +479,7 @@ if (LOG_PROTECTION)
 
 		/* protection code from 3d8dc - 3d95a */
 		case 0x3d8f4:
-			a6 = space.device().state().state_int(M68K_A6);
+			a6 = m_maincpu->state_int(M68K_A6);
 			p1 = (space.read_word(a6+12) << 16) | space.read_word(a6+14);
 			logerror("Known Protection @ 3D8F4(%08X): R@%06X ", p1, offset);
 			break;
@@ -490,7 +490,7 @@ if (LOG_PROTECTION)
 
 		/* protection code from 437fa - 43860 */
 		case 0x43814:
-			a6 = space.device().state().state_int(M68K_A6);
+			a6 = m_maincpu->state_int(M68K_A6);
 			p1 = space.read_dword(a6+14) & 0xffffff;
 			logerror("Known Protection @ 43814(%08X): R@%06X ", p1, offset);
 			break;