diff --git a/_sass/minimal-mistakes/_syntax.scss b/_sass/minimal-mistakes/_syntax.scss
index f68d61e6..a8205cc4 100644
--- a/_sass/minimal-mistakes/_syntax.scss
+++ b/_sass/minimal-mistakes/_syntax.scss
@@ -12,15 +12,17 @@ figure.highlight {
   border-radius: $border-radius;
   background-color: $code-background-color;
 
+  /* code block icon */
   &:before {
     position: absolute;
     top: 0;
     right: 0;
     padding: 0.5em;
-    background-color: $border-color;
     content: "\f121";
     font-family: "fontawesome" !important;
     line-height: 1;
+    background-color: $border-color;
+    border-top-right-radius: $border-radius;
     text-transform: none;
     speak: none;
   }