diff --git a/graphiql/graphiql.mdx b/graphiql/graphiql.mdx
index 9d9adf01..d460e757 100644
--- a/graphiql/graphiql.mdx
+++ b/graphiql/graphiql.mdx
@@ -19,8 +19,8 @@ export default LandingLayout;
 <GraphiQL
   fetcher={
     createGraphiQLFetcher({
-      url: window.location.origin + '/graphql',
+      url: typeof window !== 'undefined' ? window.location.origin + '/graphql' : '',
     })}
   editorTheme={'dracula'}
   schema={buildSchema(rawSchema)}
-/>
\ No newline at end of file
+/>