diff --git a/packages/ui-default/package.json b/packages/ui-default/package.json
index 2777bafbd..acd650137 100644
--- a/packages/ui-default/package.json
+++ b/packages/ui-default/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hydrooj/ui-default",
-  "version": "4.8.1",
+  "version": "4.8.2",
   "author": "undefined <i@undefined.moe>",
   "license": "AGPL-3.0",
   "main": "hydro.js",
diff --git a/packages/ui-default/pages/home_preference.page.jsx b/packages/ui-default/pages/home_preference.page.jsx
index 5d0f97d3a..c5ad01000 100644
--- a/packages/ui-default/pages/home_preference.page.jsx
+++ b/packages/ui-default/pages/home_preference.page.jsx
@@ -98,7 +98,7 @@ const page = new NamedPage('home_preference', async () => {
       $('[name="codeLang"]').val(this.value);
       const options = {};
       for (const key in window.LANGS) {
-        if (`${key.startsWith(this.value)}.` && key !== this.value) options[key] = window.LANGS[key].display;
+        if (key.startsWith(`${this.value}.`) && key !== this.value) options[key] = window.LANGS[key].display;
       }
       if (Object.keys(options).length > 1) {
         setOptions($('#codelang-sub-select'), options);
diff --git a/packages/ui-default/pages/problem_submit.page.js b/packages/ui-default/pages/problem_submit.page.js
index 4ee2888ca..c18be6119 100644
--- a/packages/ui-default/pages/problem_submit.page.js
+++ b/packages/ui-default/pages/problem_submit.page.js
@@ -16,7 +16,7 @@ const page = new NamedPage('problem_submit', async () => {
     $('[name="lang"]').val(this.value);
     const options = {};
     for (const key in window.LANGS) {
-      if (`${key.startsWith(this.value)}.` && key !== this.value) options[key] = window.LANGS[key].display;
+      if (key.startsWith(`${this.value}.`) && key !== this.value) options[key] = window.LANGS[key].display;
     }
     if (Object.keys(options).length > 1) {
       setOptions($('#codelang-sub-select'), options);
@@ -32,7 +32,6 @@ const page = new NamedPage('problem_submit', async () => {
   }
   setOptions($('#codelang-main-select'), main);
   const current = $('[name="lang"]').val();
-  console.log(current);
   if (current.includes('.')) {
     const [m, s] = current.split('.');
     $('#codelang-main-select').val(m);