diff --git a/lib/server/server.js b/lib/server/server.js
index 884e8aecf08a..4535eee07ca4 100644
--- a/lib/server/server.js
+++ b/lib/server/server.js
@@ -172,7 +172,7 @@ function execute(port) {
       if (env.translation.enabled && metadata.language !== 'en') {
         file = join(CWD, 'translated_docs', metadata.language, metadata.source);
       } else {
-        file = join(CWD, 'versioned_docs' + metadata.source);
+        file = join(CWD, 'versioned_docs', metadata.source);
       }
     } else {
       if (!env.translation.enabled || metadata.language === 'en') {