diff --git a/SC1066.md b/SC1066.md
index 57d69ff..93b82e2 100644
--- a/SC1066.md
+++ b/SC1066.md
@@ -1,4 +1,4 @@
-## Don't use $ on the left side of assignments.
+## Don't use `$` on the left side of assignments.
 
 ### Problematic code: