diff --git a/internal/dao/dao.go b/internal/dao/dao.go
index 5d77c6b4..6526b4a1 100644
--- a/internal/dao/dao.go
+++ b/internal/dao/dao.go
@@ -44,6 +44,7 @@ func NewDataService() core.DataService {
 		ds.getIndexPostsFunc = ds.getIndexPosts
 		ds.cacheIndex = newBigCacheIndexServant(ds.getIndexPosts)
 	} else {
+		ds.getIndexPostsFunc = ds.getIndexPosts
 		ds.useCacheIndex = false
 	}