diff --git a/src/phoenix/server/app.py b/src/phoenix/server/app.py
index 32c27753cc..54c9920028 100644
--- a/src/phoenix/server/app.py
+++ b/src/phoenix/server/app.py
@@ -169,7 +169,6 @@ async def dispatch(
     ) -> Response:
         response = await call_next(request)
         response.headers["x-colab-notebook-cache-control"] = "no-cache"
-        response.headers["Cache-Control"] = "no-store"
         return response