diff --git a/backend/core/models/migrationscripts/20240531_add_pr_assignees_and_reviewers.go b/backend/core/models/migrationscripts/20240531_add_pr_assignees_and_reviewers.go
index fa852c96078..d7cbd9f9faf 100644
--- a/backend/core/models/migrationscripts/20240531_add_pr_assignees_and_reviewers.go
+++ b/backend/core/models/migrationscripts/20240531_add_pr_assignees_and_reviewers.go
@@ -35,7 +35,7 @@ func (u *addPrAssigneeAndReviewer) Up(basicRes context.BasicRes) errors.Error {
 }
 
 func (*addPrAssigneeAndReviewer) Version() uint64 {
-	return 20250531000041
+	return 20240531000041
 }
 
 func (*addPrAssigneeAndReviewer) Name() string {
diff --git a/backend/core/models/migrationscripts/20240607_modify_pr_assignees_and_reviewers_id.go b/backend/core/models/migrationscripts/20240607_modify_pr_assignees_and_reviewers_id.go
index adfe318ed91..3d144d3b485 100644
--- a/backend/core/models/migrationscripts/20240607_modify_pr_assignees_and_reviewers_id.go
+++ b/backend/core/models/migrationscripts/20240607_modify_pr_assignees_and_reviewers_id.go
@@ -28,7 +28,17 @@ type modifyPrAssigneeAndReviewerId struct{}
 
 func (u *modifyPrAssigneeAndReviewerId) Up(basicRes context.BasicRes) errors.Error {
 	db := basicRes.GetDal()
-	err := db.DropTables(&archived.PullRequestAssignee{}, &archived.PullRequestReviewer{})
+	err := db.Exec(`delete from _devlake_migration_history
+			where script_version='20250531000041' and script_name='add pull_request_reviewers and pull_request_assignees tables'`)
+	if err != nil {
+		return err
+	}
+	err = db.Exec(`delete from _devlake_migration_history
+				where script_version='20250607000041' and script_name='modify pull_request_reviewers and pull_request_assignees id columns'`)
+	if err != nil {
+		return err
+	}
+	err = db.DropTables(&archived.PullRequestAssignee{}, &archived.PullRequestReviewer{})
 	if err != nil {
 		return err
 	}
@@ -40,7 +50,7 @@ func (u *modifyPrAssigneeAndReviewerId) Up(basicRes context.BasicRes) errors.Err
 }
 
 func (*modifyPrAssigneeAndReviewerId) Version() uint64 {
-	return 20250607000041
+	return 20240607000041
 }
 
 func (*modifyPrAssigneeAndReviewerId) Name() string {