diff --git a/openassessment/__init__.py b/openassessment/__init__.py
index 2ab4acfb51..ec32d286dc 100644
--- a/openassessment/__init__.py
+++ b/openassessment/__init__.py
@@ -2,4 +2,4 @@
 Initialization Information for Open Assessment Module
 """
 
-__version__ = '6.12.1'
+__version__ = '6.12.2'
diff --git a/openassessment/assessment/models/peer.py b/openassessment/assessment/models/peer.py
index de3db261f9..8fa13006b6 100644
--- a/openassessment/assessment/models/peer.py
+++ b/openassessment/assessment/models/peer.py
@@ -13,6 +13,7 @@
 import logging
 import random
 
+from django.conf import settings
 from django.db import DatabaseError, models
 from django.utils.timezone import now
 
@@ -108,7 +109,7 @@ class PeerWorkflow(models.Model):
 
     """
     # Amount of time before a lease on a submission expires
-    TIME_LIMIT = timedelta(hours=8)
+    TIME_LIMIT = timedelta(hours=getattr(settings, "ORA_PEER_LEASE_EXPIRATION_HOURS", 8))
 
     student_id = models.CharField(max_length=40, db_index=True)
     item_id = models.CharField(max_length=255, db_index=True)
diff --git a/openassessment/assessment/models/staff.py b/openassessment/assessment/models/staff.py
index a2557ea9e5..53ac1a2827 100644
--- a/openassessment/assessment/models/staff.py
+++ b/openassessment/assessment/models/staff.py
@@ -6,6 +6,7 @@
 from datetime import timedelta
 import logging
 
+from django.conf import settings
 from django.db import DatabaseError, models
 from django.utils.timezone import now
 
@@ -28,7 +29,7 @@ class StaffWorkflow(models.Model):
 
     """
     # Amount of time before a lease on a submission expires
-    TIME_LIMIT = timedelta(hours=8)
+    TIME_LIMIT = timedelta(hours=getattr(settings, "ORA_STAFF_LEASE_EXPIRATION_HOURS", 8))
 
     scorer_id = models.CharField(max_length=40, db_index=True, blank=True)
     course_id = models.CharField(max_length=255, db_index=True)
diff --git a/package.json b/package.json
index e067bbdf91..5256e11692 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "edx-ora2",
-  "version": "6.12.1",
+  "version": "6.12.2",
   "repository": "https://github.com/openedx/edx-ora2.git",
   "dependencies": {
     "@edx/frontend-build": "8.0.6",