diff --git a/backend/src/graphql/resolvers/posts.ts b/backend/src/graphql/resolvers/posts.ts
index af807b041..7d419fcbb 100644
--- a/backend/src/graphql/resolvers/posts.ts
+++ b/backend/src/graphql/resolvers/posts.ts
@@ -154,7 +154,7 @@ export default {
              )`
         }
         const categoriesCypher =
-          config.CATEGORIES_ACTIVE && categoryIds
+          config.CATEGORIES_ACTIVE && categoryIds && categoryIds.length > 0
             ? `WITH post
               UNWIND $categoryIds AS categoryId
               MATCH (category:Category {id: categoryId})