diff --git a/erpnext/support/doctype/issue/issue.py b/erpnext/support/doctype/issue/issue.py
index 9c69deb..e4c4af0 100644
--- a/erpnext/support/doctype/issue/issue.py
+++ b/erpnext/support/doctype/issue/issue.py
@@ -222,6 +222,10 @@
 		}).insert(ignore_permissions=True)
 
 		return replicated_issue.name
+	
+	def reset_issue_metrics(self):
+		self.db_set("resolution_time", None)
+		self.db_set("user_resolution_time", None)
 
 	def before_insert(self):
 		if frappe.db.get_single_value("Support Settings", "track_service_level_agreement"):