diff --git a/osx/ls.md b/osx/ls.md
index cd39b866a..65f4b23b4 100644
--- a/osx/ls.md
+++ b/osx/ls.md
@@ -16,7 +16,7 @@
 
 - List all files with a prefix/suffix
 
-`ls {prefix}*` or `ls *{suffix}`
+`ls {{prefix}}*` or `ls *{{suffix}}`
 
 - Sort files by time