diff --git a/roles/koji_reminder/files/koji-cert-reminder.py b/roles/koji_reminder/files/koji-cert-reminder.py
index 3e50a19dad..99f8c5fbfc 100644
--- a/roles/koji_reminder/files/koji-cert-reminder.py
+++ b/roles/koji_reminder/files/koji-cert-reminder.py
@@ -53,7 +53,6 @@ window_delta = one_week
 window_max = six_months
 window_min = window_max - window_delta
 start = now.timestamp - window_max
-end = now.timestamp - window_min
 
 # Use a requests session to minimize tcp setup/teardown.
 session = requests.session()
@@ -77,7 +76,6 @@ def cert_changes(user):
             user=user,
             page=page,
             start=start,
-            end=end,
         )
         return session.get(datagrepper_url, params=params).json()