diff --git a/ietf/settings.py b/ietf/settings.py
index 8312f0101..6d2e896f4 100644
--- a/ietf/settings.py
+++ b/ietf/settings.py
@@ -404,8 +404,8 @@ IDSUBMIT_DEFAULT_CUTOFF_TIME_UTC = datetime.timedelta(hours=23, minutes=59, seco
 IDSUBMIT_DEFAULT_CUTOFF_WARNING_DAYS = datetime.timedelta(days=21)
 
 MEETING_MATERIALS_SUBMISSION_START_DAYS = -90
-MEETING_MATERIALS_SUBMISSION_CUTOFF_DAYS = 33
-MEETING_MATERIALS_SUBMISSION_CORRECTION_DAYS = 52
+MEETING_MATERIALS_SUBMISSION_CUTOFF_DAYS = 26
+MEETING_MATERIALS_SUBMISSION_CORRECTION_DAYS = 50
 
 INTERNET_DRAFT_DAYS_TO_EXPIRE = 185