diff --git a/src/tests/test_changeurl.py b/src/tests/test_changeurl.py
index 04cb4a1a9..b8ca20355 100644
--- a/src/tests/test_changeurl.py
+++ b/src/tests/test_changeurl.py
@@ -39,7 +39,7 @@ def check_changeurl_app(path):
     assert appmap[maindomain][path]["id"] == "change_url_app"
 
     r = requests.get(
-        "https://127.0.0.1%s/" % path, headers={"domain": maindomain}, verify=False
+        "https://127.0.0.1%s/" % path, headers={"Host": maindomain}, verify=False
     )
     assert r.status_code == 200