diff --git a/storage/tags.go b/storage/tags.go
index 4c47506..7b06407 100644
--- a/storage/tags.go
+++ b/storage/tags.go
@@ -22,6 +22,8 @@ func SetTags(id string, tags []string) error {
 		}
 	}
 
+	sort.Strings(applyTags)
+
 	tagJSON, err := json.Marshal(applyTags)
 	if err != nil {
 		logger.Log().Errorf("[db] setting tags for message %s", id)