diff --git a/test/integration.py b/test/integration.py
index 3f8a866..1782b34 100644
--- a/test/integration.py
+++ b/test/integration.py
@@ -35,10 +35,7 @@ def test_user_agent():
                 if record.rec_type == "request":
                     print(record.http_headers)
                     ua = record.http_headers.get_header("User-Agent")
-                    # remove 'and ua != "undefined"' once 
-                    # https://github.com/webrecorder/browsertrix-crawler/pull/420 is
-                    # released / used by us
-                    if ua and ua != "undefined":
+                    if ua:
                         assert "Mozilla" in ua
                         assert ua.endswith(" +Zimit test@example.com")
                         found = True