diff --git a/SC2111.md b/SC2111.md
index dc98c0e..291feef 100644
--- a/SC2111.md
+++ b/SC2111.md
@@ -1,4 +1,4 @@
-## ksh does not allow 'function' keyword and '()' at the same time.
+## ksh does not allow `function` keyword and `()` at the same time.
 
 ### Problematic code: