1 files changed, 2 insertions, 1 deletions
diff --git a/src/client/util/ReplayMovements.ts b/src/client/util/ReplayMovements.ts
index d99630f82..b881f18b4 100644
--- a/src/client/util/ReplayMovements.ts
+++ b/src/client/util/ReplayMovements.ts
@@ -1,4 +1,4 @@
-import { IReactionDisposer, observable, reaction } from 'mobx';
+import { IReactionDisposer, makeObservable, observable, reaction } from 'mobx';
 import { Doc, IdToDoc } from '../../fields/Doc';
 import { CollectionDockingView } from '../views/collections/CollectionDockingView';
 import { CollectionFreeFormView } from '../views/collections/collectionFreeForm';
@@ -19,6 +19,7 @@ export class ReplayMovements {
         return ReplayMovements._instance;
     }
     constructor() {
+        makeObservable(this);
         // init the global instance
         ReplayMovements._instance = this;