diff --git a/ietf/api/serializers_rpc.py b/ietf/api/serializers_rpc.py
index 0e45ee3b39..3b2d27d8b3 100644
--- a/ietf/api/serializers_rpc.py
+++ b/ietf/api/serializers_rpc.py
@@ -691,7 +691,7 @@ def update(self, instance, validated_data):
                     )
                 else:
                     original_pub_time = published_event.time
-                    if published != original_pub_time:
+                    if published != original_pub_time.replace(microsecond=0):
                         published_event.time = published
                         published_event.save()
                         rfc_events.append(