diff --git a/src/frontend/netlify.toml b/src/frontend/netlify.toml
index 9dbf89b30c..6d012187e9 100644
--- a/src/frontend/netlify.toml
+++ b/src/frontend/netlify.toml
@@ -7,6 +7,7 @@
 
 [build.environment]
   VITE_DEMO = "true"
+  PYTHON_VERSION = "3.11"
 
 # Send requests to subpath