diff --git a/app.py b/app.py
index 0eefd52..c205e25 100644
--- a/app.py
+++ b/app.py
@@ -357,7 +357,7 @@ def serve_js(filename):
     # response.cache_control.must_revalidate = True
     response.headers["Cache-Control"] = app.config["JS_CACHE_CONTROL"]
     response.headers.pop("Content-Disposition", None)
-    response.headers.pop("Etag", None)
+    #response.headers.pop("Etag", None)
     return response
 
 
@@ -366,7 +366,7 @@ def serve_css(filename):
     response = send_from_directory("static/css", filename)
     response.headers["Cache-Control"] = app.config["CSS_CACHE_CONTROL"]
     response.headers.pop("Content-Disposition", None)
-    response.headers.pop("Etag", None)
+    #response.headers.pop("Etag", None)
     return response