diff --git a/source/css/common/code-block/code-block.styl b/source/css/common/code-block/code-block.styl
index a7b4e1ce..dc0b67b3 100644
--- a/source/css/common/code-block/code-block.styl
+++ b/source/css/common/code-block/code-block.styl
@@ -156,7 +156,7 @@ figure.highlight {
       font-weight 600
       font-size 1rem
       font-family 'Font Awesome 6 Free'
-      content '\f078'
+      content '\f103'
     }
 
     &:hover {