diff --git a/views/problem.ejs b/views/problem.ejs
index bfae3cb..31927e1 100644
--- a/views/problem.ejs
+++ b/views/problem.ejs
@@ -310,7 +310,7 @@ div[class*=ace_br] {
                 <div class="four wide column" style="margin-right: -25px; ">
                   <div class="ui attached vertical fluid pointing menu" id="languages-menu" style="height: 370px; overflow-y: scroll; overflow-x: hidden; ">
                     <%
-                    let language = syzoj.config.enabled_languages;
+                    let language = syzoj.config.enabled_languages[0];
                     if (state) {
                       language = state.language;
                     } else if (lastLanguage) language = lastLanguage;