diff --git a/frontend/index.html b/frontend/index.html
index cc93182..79479b9 100644
--- a/frontend/index.html
+++ b/frontend/index.html
@@ -23,7 +23,7 @@
 
     <div class="editor language-c">Sorry, this playground requires JavaScript. :(</div>
 
-    <codapi-settings url="https://hare-exec.fly.dev/v1"></codapi-settings>
+    <codapi-settings url="/v1"></codapi-settings>
     <codapi-snippet sandbox="hare" editor="external" selector=".editor"></codapi-snippet>
 
     <footer>