diff --git a/erpnext/patches.txt b/erpnext/patches.txt
index 0cf630c..7acfe4c 100644
--- a/erpnext/patches.txt
+++ b/erpnext/patches.txt
@@ -602,4 +602,6 @@
 execute:frappe.delete_doc("Report", "Inactive Items")
 erpnext.patches.v11_1.delete_scheduling_tool
 execute:frappe.reload_doc('support', 'doctype', 'service_level_priority')
+execute:frappe.reload_doc('support', 'doctype', 'service_level')
+execute:frappe.reload_doc('support', 'doctype', 'service_level_agreement')
 erpnext.patches.v12_0.move_parameters_to_priority
\ No newline at end of file
diff --git a/erpnext/patches/v12_0/move_parameters_to_priority.py b/erpnext/patches/v12_0/move_parameters_to_priority.py
index 71f341d..c62c1c3 100644
--- a/erpnext/patches/v12_0/move_parameters_to_priority.py
+++ b/erpnext/patches/v12_0/move_parameters_to_priority.py
@@ -14,24 +14,24 @@
 			"priorities": [
 				{
 					"priority": "Low",
-					"response_time": service_level.response_time,
-					"response_time_period": service_level.response_time_period,
-					"resolution_time": service_level.resolution_time,
-					"resolution_time_period": service_level.resolution_time_period,
+					"response_time": doc.response_time,
+					"response_time_period": doc.response_time_period,
+					"resolution_time": doc.resolution_time,
+					"resolution_time_period": doc.resolution_time_period,
 				},
 				{
 					"priority": "Medium",
-					"response_time": service_level.response_time,
-					"response_time_period": service_level.response_time_period,
-					"resolution_time": service_level.resolution_time,
-					"resolution_time_period": service_level.resolution_time_period,
+					"response_time": doc.response_time,
+					"response_time_period": doc.response_time_period,
+					"resolution_time": doc.resolution_time,
+					"resolution_time_period": doc.resolution_time_period,
 				},
 				{
 					"priority": "High",
-					"response_time": service_level.response_time,
-					"response_time_period": service_level.response_time_period,
-					"resolution_time": service_level.resolution_time,
-					"resolution_time_period": service_level.resolution_time_period,
+					"response_time": doc.response_time,
+					"response_time_period": doc.response_time_period,
+					"resolution_time": doc.resolution_time,
+					"resolution_time_period": doc.resolution_time_period,
 				}
 			]
 		})
@@ -43,24 +43,24 @@
 			"priorities": [
 				{
 					"priority": "Low",
-					"response_time": service_level_agreement.response_time,
-					"response_time_period": service_level_agreement.response_time_period,
-					"resolution_time": service_level_agreement.resolution_time,
-					"resolution_time_period": service_level_agreement.resolution_time_period,
+					"response_time": doc.response_time,
+					"response_time_period": doc.response_time_period,
+					"resolution_time": doc.resolution_time,
+					"resolution_time_period": doc.resolution_time_period,
 				},
 				{
 					"priority": "Medium",
-					"response_time": service_level_agreement.response_time,
-					"response_time_period": service_level_agreement.response_time_period,
-					"resolution_time": service_level_agreement.resolution_time,
-					"resolution_time_period": service_level_agreement.resolution_time_period,
+					"response_time": doc.response_time,
+					"response_time_period": doc.response_time_period,
+					"resolution_time": doc.resolution_time,
+					"resolution_time_period": doc.resolution_time_period,
 				},
 				{
 					"priority": "High",
-					"response_time": service_level_agreement.response_time,
-					"response_time_period": service_level_agreement.response_time_period,
-					"resolution_time": service_level_agreement.resolution_time,
-					"resolution_time_period": service_level_agreement.resolution_time_period,
+					"response_time": doc.response_time,
+					"response_time_period": doc.response_time_period,
+					"resolution_time": doc.resolution_time,
+					"resolution_time_period": doc.resolution_time_period,
 				},
 			]
 		})