diff --git a/requirements.txt b/requirements.txt
index f42a0bc3e4188a2833f591eafcf5fca71695be62..820099c25da917f0c7ca2ec759effda9ae81a1a6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 Flask>=2.0.3
-dotenv
+dotenv>=0.9.9
 gradio_client>=1.7.0
 pydantic>=1.8.2
 requests>=2.26.0
diff --git a/src/controllers/render_controller.py b/src/controllers/render_controller.py
index 92cc236c09e61d0a34ae732f46803a29180daa09..7fb6e561406c9d731d30a83167d47ce9cbec086e 100644
--- a/src/controllers/render_controller.py
+++ b/src/controllers/render_controller.py
@@ -15,4 +15,4 @@ class RenderController:
 
         print(result)
 
-        return "Hello, World!"
+        return str(result)