diff --git a/readme.md b/readme.md
index b75ffba..cf40cf9 100644
--- a/readme.md
+++ b/readme.md
@@ -205,7 +205,7 @@ StringModifier:
 
 (v\* = string, number, boolean, null, Modifier, Aggregation, select Query, Attribute)
 
-# Aggregations
+#### Aggregations
 - `count(a)`
 - `sum(a)`
 - `avg(a)`