diff --git a/ui/redux/selectors/comments.js b/ui/redux/selectors/comments.js
index 338b923b6..d01abbf4f 100644
--- a/ui/redux/selectors/comments.js
+++ b/ui/redux/selectors/comments.js
@@ -96,7 +96,7 @@ export const makeSelectCommentIdsForUri = (uri: string) =>
 
 export const makeSelectMyReactionsForComment = (commentId: string) =>
   createSelector(selectState, state => {
-    return state.myReactsByCommentId[commentId];
+    return state.myReactsByCommentId[commentId] || [];
   });
 
 export const makeSelectOthersReactionsForComment = (commentId: string) =>