diff --git a/scumm/actor.h b/scumm/actor.h
index aa9f9813d55..d94d4364c3e 100644
--- a/scumm/actor.h
+++ b/scumm/actor.h
@@ -32,7 +32,8 @@ enum MoveFlags {
 	MF_NEW_LEG = 1,
 	MF_IN_LEG = 2,
 	MF_TURN = 4,
-	MF_LAST_LEG = 8
+	MF_LAST_LEG = 8,
+	MF_FROZEN = 0x80
 };
 
 struct ActorWalkData {
diff --git a/scumm/script_v6.cpp b/scumm/script_v6.cpp
index b7ee3707567..a1c5c3e5df6 100644
--- a/scumm/script_v6.cpp
+++ b/scumm/script_v6.cpp
@@ -1712,10 +1712,10 @@ void Scumm_v6::o6_actorOps() {
 		a->turnToDirection(pop());
 		break;
 	case 233:										/* freeze actor */
-		a->moving |= 0x80;
+		a->moving |= MF_FROZEN;
 		break;
 	case 234:										/* unfreeze actor */
-		a->moving &= ~0x7f;
+		a->moving &= ~MF_FROZEN;
 		break;
 	case 235:										/* talk_script */
 		a->talk_script = pop();
diff --git a/scumm/script_v8.cpp b/scumm/script_v8.cpp
index ad1f4e8330f..349528d679e 100644
--- a/scumm/script_v8.cpp
+++ b/scumm/script_v8.cpp
@@ -1155,10 +1155,10 @@ void Scumm_v8::o8_actorOps() {
 		a->talk_script = pop();
 		break;
 	case 0x85:		// SO_ACTOR_WALK_PAUSE
-		a->moving |= 0x80;
+		a->moving |= MF_FROZEN;
 		break;
 	case 0x86:		// SO_ACTOR_WALK_RESUME
-		a->moving &= ~0x7f;
+		a->moving &= ~MF_FROZEN;
 		break;
 	case 0x87:		// SO_ACTOR_VOLUME Set volume of actor speech
 		// TODO - implement this!