diff --git a/src/app.ts b/src/app.ts
index d069b74..a08304f 100644
--- a/src/app.ts
+++ b/src/app.ts
@@ -32,7 +32,7 @@ const app = new Elysia()
       path: "/swagger",
       provider: "swagger-ui", // Explicitly use swagger-ui instead of scalar
       documentation: {
-        openapi: "3.1.0",
+        openapi: "3.0.0",
         info: {
           title: "Canvas API",
           version: "1.0.0",