diff --git a/tests/plugins/test_scm_request_processor.py b/tests/plugins/test_scm_request_processor.py
index 536e1fa..1ec93de 100644
--- a/tests/plugins/test_scm_request_processor.py
+++ b/tests/plugins/test_scm_request_processor.py
@@ -5,6 +5,7 @@ import json
 import logging
 import re
 from unittest.mock import call, MagicMock, Mock, patch
+import xmlrpc.client
 
 import arrow
 from pagure_messages.issue_schema import IssueCommentAddedV1, IssueNewV1
@@ -2572,9 +2573,9 @@ class TestValidateReviewBug:
                 "name": "fedora-review",
                 "status": "",
                 "setter": assignee,
-                "modification_date": arrow.utcnow()
-                .shift(days=-61)
-                .format("YYYY-MM-DDTHH-mm-ssZ"),
+                "modification_date": xmlrpc.client.DateTime(
+                    arrow.utcnow().shift(days=-61).datetime
+                ),
             }
         ]
 
@@ -2687,7 +2688,7 @@ class TestValidateReviewBug:
                 "name": "fedora-review",
                 "status": "+",
                 "setter": assignee,
-                "modification_date": arrow.utcnow().format("YYYY-MM-DDTHH-mm-ssZ"),
+                "modification_date": xmlrpc.client.DateTime(arrow.utcnow().datetime),
             }
         ]
 
@@ -2743,7 +2744,7 @@ class TestValidateReviewBug:
                 "name": "fedora-review",
                 "status": "+",
                 "setter": assignee,
-                "modification_date": arrow.utcnow().format("YYYY-MM-DDTHH-mm-ssZ"),
+                "modification_date": xmlrpc.client.DateTime(arrow.utcnow().datetime),
             },
             {
                 "name": "random-flag",
diff --git a/toddlers/plugins/scm_request_processor.py b/toddlers/plugins/scm_request_processor.py
index 51c48fa..c8c2bf1 100644
--- a/toddlers/plugins/scm_request_processor.py
+++ b/toddlers/plugins/scm_request_processor.py
@@ -963,7 +963,7 @@ class SCMRequestProcessor(ToddlerBase):
 
                 update_dt = flag.get("modification_date")
                 if update_dt:
-                    dt = arrow.get(update_dt, "YYYY-MM-DDTHH-mm-ssZ")
+                    dt = arrow.get(update_dt.value, "YYYYMMDDTHH:mm:ss")
                     delta = arrow.utcnow().date() - dt.date()
                     if delta.days > 60:
                         raise ValidationError(