diff --git a/modules/structs/issue_label.go b/modules/structs/issue_label.go
index 16bd0b3c94..000215d71d 100644
--- a/modules/structs/issue_label.go
+++ b/modules/structs/issue_label.go
@@ -13,6 +13,8 @@ type Label struct {
 	Name string `json:"name"`
 	// example: false
 	Exclusive bool `json:"exclusive"`
+	// example: 0
+	ExclusiveOrder int `json:"exclusive_order"`
 	// example: false
 	IsArchived bool `json:"is_archived"`
 	// example: 00aabb
diff --git a/modules/structs/project_workflow.go b/modules/structs/project_workflow.go
index b735ccdf84..fcfd8f92c0 100644
--- a/modules/structs/project_workflow.go
+++ b/modules/structs/project_workflow.go
@@ -40,22 +40,11 @@ type ProjectWorkflowColumnOption struct {
 	Color string `json:"color"`
 }
 
-// ProjectWorkflowLabelOption represents a selectable project label.
-// swagger:model
-type ProjectWorkflowLabelOption struct {
-	ID             int64  `json:"id"`
-	Name           string `json:"name"`
-	Color          string `json:"color"`
-	Description    string `json:"description"`
-	Exclusive      bool   `json:"exclusive"`
-	ExclusiveOrder int    `json:"exclusive_order"`
-}
-
 // ProjectWorkflowOptions represents the project workflow configuration options.
 // swagger:model
 type ProjectWorkflowOptions struct {
 	Columns []*ProjectWorkflowColumnOption `json:"columns"`
-	Labels  []*ProjectWorkflowLabelOption  `json:"labels"`
+	Labels  []*Label                       `json:"labels"`
 }
 
 // ProjectWorkflowFilterOptions represents editable workflow filters.
diff --git a/routers/api/v1/repo/project_workflow.go b/routers/api/v1/repo/project_workflow.go
index 4d6c603556..57007d5e1f 100644
--- a/routers/api/v1/repo/project_workflow.go
+++ b/routers/api/v1/repo/project_workflow.go
@@ -334,13 +334,13 @@ func GetProjectWorkflowOptions(ctx *api_context.APIContext) {
 	}
 	options := &api.ProjectWorkflowOptions{
 		Columns: make([]*api.ProjectWorkflowColumnOption, 0, len(columns)),
-		Labels:  make([]*api.ProjectWorkflowLabelOption, 0, len(labels)),
+		Labels:  make([]*api.Label, 0, len(labels)),
 	}
 	for _, column := range columns {
 		options.Columns = append(options.Columns, &api.ProjectWorkflowColumnOption{ID: column.ID, Title: column.Title, Color: column.Color})
 	}
 	for _, label := range labels {
-		options.Labels = append(options.Labels, &api.ProjectWorkflowLabelOption{
+		options.Labels = append(options.Labels, &api.Label{
 			ID:             label.ID,
 			Name:           label.Name,
 			Color:          label.Color,
diff --git a/routers/web/projects/workflows.go b/routers/web/projects/workflows.go
index fc643fb36a..139d236e35 100644
--- a/routers/web/projects/workflows.go
+++ b/routers/web/projects/workflows.go
@@ -15,6 +15,7 @@ import (
 	project_model "code.gitea.io/gitea/models/project"
 	"code.gitea.io/gitea/models/unit"
 	"code.gitea.io/gitea/modules/json"
+	api "code.gitea.io/gitea/modules/structs"
 	"code.gitea.io/gitea/modules/templates"
 	"code.gitea.io/gitea/services/context"
 	project_service "code.gitea.io/gitea/services/projects"
@@ -241,14 +242,9 @@ func renderWorkflowsOptions(ctx *context.Context, project *project_model.Project
 		return
 	}
 
-	type Column struct {
-		ID    int64  `json:"id"`
-		Title string `json:"title"`
-		Color string `json:"color"`
-	}
-	outputColumns := make([]*Column, 0, len(columns))
+	outputColumns := make([]*api.ProjectWorkflowColumnOption, 0, len(columns))
 	for _, col := range columns {
-		outputColumns = append(outputColumns, &Column{
+		outputColumns = append(outputColumns, &api.ProjectWorkflowColumnOption{
 			ID:    col.ID,
 			Title: col.Title,
 			Color: col.Color,
@@ -261,17 +257,9 @@ func renderWorkflowsOptions(ctx *context.Context, project *project_model.Project
 		return
 	}
 
-	type Label struct {
-		ID             int64  `json:"id"`
-		Name           string `json:"name"`
-		Color          string `json:"color"`
-		Description    string `json:"description"`
-		Exclusive      bool   `json:"exclusive"`
-		ExclusiveOrder int    `json:"exclusiveOrder"`
-	}
-	outputLabels := make([]*Label, 0, len(labels))
+	outputLabels := make([]*api.Label, 0, len(labels))
 	for _, label := range labels {
-		outputLabels = append(outputLabels, &Label{
+		outputLabels = append(outputLabels, &api.Label{
 			ID:             label.ID,
 			Name:           label.Name,
 			Color:          label.Color,
@@ -281,9 +269,9 @@ func renderWorkflowsOptions(ctx *context.Context, project *project_model.Project
 		})
 	}
 
-	ctx.JSON(http.StatusOK, map[string]any{
-		"columns": outputColumns,
-		"labels":  outputLabels,
+	ctx.JSON(http.StatusOK, api.ProjectWorkflowOptions{
+		Columns: outputColumns,
+		Labels:  outputLabels,
 	})
 }
 
diff --git a/templates/swagger/v1_json.tmpl b/templates/swagger/v1_json.tmpl
index b4428d3a78..666fb2051a 100644
--- a/templates/swagger/v1_json.tmpl
+++ b/templates/swagger/v1_json.tmpl
@@ -27558,6 +27558,12 @@
           "x-go-name": "Exclusive",
           "example": false
         },
+        "exclusive_order": {
+          "type": "integer",
+          "format": "int64",
+          "x-go-name": "ExclusiveOrder",
+          "example": 0
+        },
         "id": {
           "description": "ID is the unique identifier for the label",
           "type": "integer",
@@ -28812,39 +28818,6 @@
       },
       "x-go-package": "code.gitea.io/gitea/modules/structs"
     },
-    "ProjectWorkflowLabelOption": {
-      "type": "object",
-      "title": "ProjectWorkflowLabelOption represents a selectable project label.",
-      "properties": {
-        "color": {
-          "type": "string",
-          "x-go-name": "Color"
-        },
-        "description": {
-          "type": "string",
-          "x-go-name": "Description"
-        },
-        "exclusive": {
-          "type": "boolean",
-          "x-go-name": "Exclusive"
-        },
-        "exclusive_order": {
-          "type": "integer",
-          "format": "int64",
-          "x-go-name": "ExclusiveOrder"
-        },
-        "id": {
-          "type": "integer",
-          "format": "int64",
-          "x-go-name": "ID"
-        },
-        "name": {
-          "type": "string",
-          "x-go-name": "Name"
-        }
-      },
-      "x-go-package": "code.gitea.io/gitea/modules/structs"
-    },
     "ProjectWorkflowOptions": {
       "type": "object",
       "title": "ProjectWorkflowOptions represents the project workflow configuration options.",
@@ -28859,7 +28832,7 @@
         "labels": {
           "type": "array",
           "items": {
-            "$ref": "#/definitions/ProjectWorkflowLabelOption"
+            "$ref": "#/definitions/Label"
           },
           "x-go-name": "Labels"
         }
diff --git a/templates/swagger/v1_openapi3_json.tmpl b/templates/swagger/v1_openapi3_json.tmpl
index bb7629cfe6..b3186951ec 100644
--- a/templates/swagger/v1_openapi3_json.tmpl
+++ b/templates/swagger/v1_openapi3_json.tmpl
@@ -7235,6 +7235,12 @@
             "type": "boolean",
             "x-go-name": "Exclusive"
           },
+          "exclusive_order": {
+            "example": 0,
+            "format": "int64",
+            "type": "integer",
+            "x-go-name": "ExclusiveOrder"
+          },
           "id": {
             "description": "ID is the unique identifier for the label",
             "format": "int64",
@@ -8507,39 +8513,6 @@
         "type": "object",
         "x-go-package": "code.gitea.io/gitea/modules/structs"
       },
-      "ProjectWorkflowLabelOption": {
-        "properties": {
-          "color": {
-            "type": "string",
-            "x-go-name": "Color"
-          },
-          "description": {
-            "type": "string",
-            "x-go-name": "Description"
-          },
-          "exclusive": {
-            "type": "boolean",
-            "x-go-name": "Exclusive"
-          },
-          "exclusive_order": {
-            "format": "int64",
-            "type": "integer",
-            "x-go-name": "ExclusiveOrder"
-          },
-          "id": {
-            "format": "int64",
-            "type": "integer",
-            "x-go-name": "ID"
-          },
-          "name": {
-            "type": "string",
-            "x-go-name": "Name"
-          }
-        },
-        "title": "ProjectWorkflowLabelOption represents a selectable project label.",
-        "type": "object",
-        "x-go-package": "code.gitea.io/gitea/modules/structs"
-      },
       "ProjectWorkflowOptions": {
         "properties": {
           "columns": {
@@ -8551,7 +8524,7 @@
           },
           "labels": {
             "items": {
-              "$ref": "#/components/schemas/ProjectWorkflowLabelOption"
+              "$ref": "#/components/schemas/Label"
             },
             "type": "array",
             "x-go-name": "Labels"
diff --git a/tests/integration/api_project_workflow_test.go b/tests/integration/api_project_workflow_test.go
index 65d630b92b..3a31ffbf76 100644
--- a/tests/integration/api_project_workflow_test.go
+++ b/tests/integration/api_project_workflow_test.go
@@ -49,7 +49,7 @@ func TestAPIRepoProjectWorkflows(t *testing.T) {
 		var options api.ProjectWorkflowOptions
 		require.NoError(t, json.Unmarshal(resp.Body.Bytes(), &options))
 		assert.Contains(t, options.Columns, &api.ProjectWorkflowColumnOption{ID: column.ID, Title: column.Title, Color: column.Color})
-		assert.Contains(t, options.Labels, &api.ProjectWorkflowLabelOption{ID: label.ID, Name: label.Name, Color: label.Color, Description: label.Description, Exclusive: label.Exclusive, ExclusiveOrder: label.ExclusiveOrder})
+		assert.Contains(t, options.Labels, &api.Label{ID: label.ID, Name: label.Name, Color: label.Color, Description: label.Description, Exclusive: label.Exclusive, ExclusiveOrder: label.ExclusiveOrder})
 	})
 
 	var workflow api.ProjectWorkflow