diff --git a/tag_database b/tag_database
index 1674e3730..a50d43b54 100644
--- a/tag_database
+++ b/tag_database
@@ -229,6 +229,7 @@ shuffle:array,random
 similarity:array,math
 size:object,array,string
 sleep:function,promise
+smoothScroll:browser,css
 sortCharactersInString:string
 sortedIndex:array,math
 sortedIndexBy:array,math,function