diff --git a/webapp/packages/plugin-object-viewer/src/ObjectPropertiesPage/ObjectPropertiesPagePanel.tsx b/webapp/packages/plugin-object-viewer/src/ObjectPropertiesPage/ObjectPropertiesPagePanel.tsx
index 866fbb0b15..2d9c3ca28c 100644
--- a/webapp/packages/plugin-object-viewer/src/ObjectPropertiesPage/ObjectPropertiesPagePanel.tsx
+++ b/webapp/packages/plugin-object-viewer/src/ObjectPropertiesPage/ObjectPropertiesPagePanel.tsx
@@ -39,7 +39,7 @@ export const ObjectPropertiesPagePanel = observer(function ObjectPropertiesPageP
   const style = useStyles(viewerStyles);
   const { children, isLoading } = useChildren(tab.handlerState.objectId);
 
-  if (!children && isLoading) {
+  if (!children && isLoading()) {
     return <Loader />;
   }
 
diff --git a/webapp/packages/plugin-object-viewer/src/ObjectPropertiesPage/ObjectPropertyTable/ObjectPropertyTable.tsx b/webapp/packages/plugin-object-viewer/src/ObjectPropertiesPage/ObjectPropertyTable/ObjectPropertyTable.tsx
index a6f3e61204..1c1fd5ecf6 100644
--- a/webapp/packages/plugin-object-viewer/src/ObjectPropertiesPage/ObjectPropertyTable/ObjectPropertyTable.tsx
+++ b/webapp/packages/plugin-object-viewer/src/ObjectPropertiesPage/ObjectPropertyTable/ObjectPropertyTable.tsx
@@ -35,7 +35,7 @@ export const ObjectPropertyTable = observer(function ObjectPropertyTable({
   const children = useChildren(objectId);
   const { isLoading } = useObjectFolder(objectId);
 
-  if ((!children.children && children.isLoading) || isLoading) {
+  if ((!children.children && children.isLoading()) || isLoading) {
     return <Loader />;
   }
 
diff --git a/webapp/packages/plugin-object-viewer/src/ObjectViewerPanel.tsx b/webapp/packages/plugin-object-viewer/src/ObjectViewerPanel.tsx
index e888a2d804..f3cf0ef7e3 100644
--- a/webapp/packages/plugin-object-viewer/src/ObjectViewerPanel.tsx
+++ b/webapp/packages/plugin-object-viewer/src/ObjectViewerPanel.tsx
@@ -48,7 +48,7 @@ export const ObjectViewerPanel = observer(function ObjectViewerPanel({
   const dbObjectPagesService = useService(DBObjectPageService);
   const pages = dbObjectPagesService.orderedPages;
 
-  if (!isLoaded || (!isOutdated && isLoading)) {
+  if (!isLoaded() || (!isOutdated() && isLoading())) {
     return <Loader />;
   }