diff --git a/public/app/features/explore/ExploreToolbar.tsx b/public/app/features/explore/ExploreToolbar.tsx
index d35dab34118..85166280a89 100644
--- a/public/app/features/explore/ExploreToolbar.tsx
+++ b/public/app/features/explore/ExploreToolbar.tsx
@@ -205,6 +205,7 @@ export function ExploreToolbar({ exploreId, onChangeTime, onContentOutlineToogle
 
   const navBarActions = [
     <ToolbarButton
+      key="query-history"
       variant={drawerOpened ? 'active' : 'canvas'}
       aria-label={t('explore.secondary-actions.query-history-button-aria-label', 'Query history')}
       onClick={() => setDrawerOpened(!drawerOpened)}