minor cleanup

1 files changed, 2 insertions, 2 deletions

diff --git a/src/client/views/nodes/ImageBox.tsx b/src/client/views/nodes/ImageBox.tsx
index e0ef8f423..778d52a8d 100644
--- a/src/client/views/nodes/ImageBox.tsx
+++ b/src/client/views/nodes/ImageBox.tsx
@@ -50,9 +50,9 @@ export class ImageEditorData {
     private static _instance: ImageEditorData;
     private static get imageData() { return (ImageEditorData._instance ?? new ImageEditorData()).imageData; } // prettier-ignore
     @observable imageData: { rootDoc: Doc | undefined; open: boolean; source: string; addDoc: Opt<(doc: Doc | Doc[], annotationKey?: string) => boolean> } = observable({ rootDoc: undefined, open: false, source: '', addDoc: undefined });
-    @action private static set = (open: boolean, rootDoc: Doc | undefined, source: string, addDoc: Opt<(doc: Doc | Doc[], annotationKey?: string) => boolean>) => {
+    private static set = action((open: boolean, rootDoc: Doc | undefined, source: string, addDoc: Opt<(doc: Doc | Doc[], annotationKey?: string) => boolean>) => {
         this._instance.imageData = { open, rootDoc, source, addDoc };
-    };
+    });
 
     constructor() {
         makeObservable(this);