diff --git a/editor/src/app/state/extensions/effects.ts b/editor/src/app/state/extensions/effects.ts
index 879ec1b2d..0923fdfcd 100644
--- a/editor/src/app/state/extensions/effects.ts
+++ b/editor/src/app/state/extensions/effects.ts
@@ -43,6 +43,7 @@ import {
   getSameCommands,
   doesCommandHaveAnyAttributeInvalid,
   replaceType,
+  GameEditions,
 } from '../../utils';
 import { AuthFacade } from '../auth/facade';
 import { GameFacade } from '../game/facade';
@@ -120,7 +121,11 @@ export class ExtensionsEffects {
                   ),
                   take(1),
                   map(([supportInfo, oldCommand]) => {
-                    if (shouldUpdateOtherGames(command, oldCommand)) {
+                    if (
+                      // disable cross-update for IV/Unknown
+                      GameEditions[Game.unknown_x86].includes(game) &&
+                      shouldUpdateOtherGames(command, oldCommand)
+                    ) {
                       return getSameCommands(supportInfo, game).map((d) => ({
                         game: d.game,
                         command,
diff --git a/editor/src/app/utils/game.ts b/editor/src/app/utils/game.ts
index c6a180923..b8098ff56 100644
--- a/editor/src/app/utils/game.ts
+++ b/editor/src/app/utils/game.ts
@@ -1,7 +1,7 @@
 import { flatten } from 'lodash';
 import { Game } from '../models';
 
-const GameEditions = {
+export const GameEditions = {
   [Game.gta3]: [Game.gta3, Game.gta3_mobile, Game.gta3_unreal],
   [Game.vc]: [Game.vc, Game.vc_mobile, Game.vc_unreal],
   [Game.sa]: [Game.sa, Game.sa_mobile, Game.sa_unreal],