diff --git a/TeX-support.md b/TeX-support.md
index c735619..f201c5a 100644
--- a/TeX-support.md
+++ b/TeX-support.md
@@ -1,4 +1,4 @@
-You can write math by TeX. With $$ and $$$, write some equations. (Make sure to use the TeX delimiters as configured.)
+You can write math by TeX. With $ and $$, write some equations. (Make sure to use the TeX delimiters as configured.)
 
 ```
 # TeX support