diff --git a/src/pages/oj/views/help/About.vue b/src/pages/oj/views/help/About.vue
index a64e4b1..b6a87a9 100644
--- a/src/pages/oj/views/help/About.vue
+++ b/src/pages/oj/views/help/About.vue
@@ -5,7 +5,8 @@
       <div class="content markdown-body">
         <ul>
           <li v-for="lang in languages">{{lang.name}} ( {{lang.description}} )
-            <pre>{{lang.config.compile.compile_command}}</pre>
+            <pre v-if="lang.config.compile">{{lang.config.compile.compile_command}}</pre>
+            <pre v-else>{{lang.config.run.command}}</pre>
           </li>
         </ul>
       </div>