diff --git a/models/migrations/migrations.go b/models/migrations/migrations.go
index e8c6b3a383..d17ad583be 100644
--- a/models/migrations/migrations.go
+++ b/models/migrations/migrations.go
@@ -467,6 +467,8 @@ var migrations = []Migration{
 
 	// v244 -> v245
 	NewMigration("Add NeedApproval to actions tables", v1_20.AddNeedApprovalToActionRun),
+
+	// v245 -> v246
 	NewMigration("Add TimeEstimate to issue table", v1_20.AddTimeEstimateColumnToIssueTable),
 	NewMigration("Add TimeTracked, TimeEstimate to comment table", v1_20.AddColumnsToCommentTable),
 }
diff --git a/models/migrations/v1_20/v244.go b/models/migrations/v1_20/v244.go
index de60843211..977566ad7d 100644
--- a/models/migrations/v1_20/v244.go
+++ b/models/migrations/v1_20/v244.go
@@ -20,20 +20,3 @@ func AddNeedApprovalToActionRun(x *xorm.Engine) error {
 
 	return x.Sync(new(ActionRun))
 }
-
-func AddTimeEstimateColumnToIssueTable(x *xorm.Engine) error {
-	type Issue struct {
-		TimeEstimate int64
-	}
-
-	return x.Sync(new(Issue))
-}
-
-func AddColumnsToCommentTable(x *xorm.Engine) error {
-	type Comment struct {
-		TimeTracked  int64
-		TimeEstimate int64
-	}
-
-	return x.Sync(new(Comment))
-}
diff --git a/models/migrations/v1_20/v245.go b/models/migrations/v1_20/v245.go
new file mode 100644
index 0000000000..a3cf2149d5
--- /dev/null
+++ b/models/migrations/v1_20/v245.go
@@ -0,0 +1,25 @@
+// Copyright 2023 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package v1_20 //nolint
+
+import (
+	"xorm.io/xorm"
+)
+
+func AddTimeEstimateColumnToIssueTable(x *xorm.Engine) error {
+	type Issue struct {
+		TimeEstimate int64
+	}
+
+	return x.Sync(new(Issue))
+}
+
+func AddColumnsToCommentTable(x *xorm.Engine) error {
+	type Comment struct {
+		TimeTracked  int64
+		TimeEstimate int64
+	}
+
+	return x.Sync(new(Comment))
+}