diff --git a/Liquid-for-Designers.md b/Liquid-for-Designers.md
index a02498b..87c395f 100644
--- a/Liquid-for-Designers.md
+++ b/Liquid-for-Designers.md
@@ -68,6 +68,7 @@ Hello {{ 'now' | date: "%Y %h" }}
 * `times` - multiplication  *e.g* `{{ 5 | times:4 }} #=> 20`
 * `divided_by` - division *e.g.* `{{ 10 | divided_by:2 }} #=> 5`
 * `split` - split a string on a matching pattern *e.g.* `{{ "a~b" | split:~ }} #=> ['a','b']`
+* `modulo` - remainder, *e.g.* `{{ 3 | modulo:2 }} #=> 1`
 
 ## Tags