diff --git a/api/wild/top-langs.js b/api/wild/top-langs.js
index 1907a180..1c908267 100644
--- a/api/wild/top-langs.js
+++ b/api/wild/top-langs.js
@@ -37,7 +37,7 @@ export default async (req, res) => {
         topLangs.push({
           name,
           size,
-          color: `#${color}`,
+          color: color ? `#${color}` : undefined,
           text,
         });
       });