diff --git a/examples/blog/theme.config.js b/examples/blog/theme.config.js
index cd78c1fd43f4..993a7b2d7f42 100644
--- a/examples/blog/theme.config.js
+++ b/examples/blog/theme.config.js
@@ -9,7 +9,7 @@ export default {
       </small>
       <style jsx>{`
         footer {
-          margin-top: 8rem
+          margin-top: 8rem;
         }
         a {
           float: right;