diff --git a/gitea/issue.go b/gitea/issue.go
index 464ac80..8c7d9d0 100644
--- a/gitea/issue.go
+++ b/gitea/issue.go
@@ -46,13 +46,24 @@ type Issue struct {
 
 // ListIssueOption list issue options
 type ListIssueOption struct {
-	Page int
-	// open, closed, all
-	State   string
+	Page    int
+	State   StateType
 	Labels  []string
 	KeyWord string
 }
 
+// StateType issue state type
+type StateType string
+
+const (
+	// StateOpen pr is opend
+	StateOpen StateType = "open"
+	// StateClosed pr is closed
+	StateClosed StateType = "closed"
+	// StateAll is all
+	StateAll StateType = "all"
+)
+
 // QueryEncode turns options into querystring argument
 func (opt *ListIssueOption) QueryEncode() string {
 	query := make(url.Values)
@@ -60,7 +71,7 @@ func (opt *ListIssueOption) QueryEncode() string {
 		query.Add("page", fmt.Sprintf("%d", opt.Page))
 	}
 	if len(opt.State) > 0 {
-		query.Add("state", opt.State)
+		query.Add("state", string(opt.State))
 	}
 	if len(opt.Labels) > 0 {
 		var lq string
@@ -134,7 +145,7 @@ type EditIssueOption struct {
 	Assignee  *string    `json:"assignee"`
 	Assignees []string   `json:"assignees"`
 	Milestone *int64     `json:"milestone"`
-	State     *string    `json:"state"`
+	State     *StateType `json:"state"`
 	Deadline  *time.Time `json:"due_date"`
 }
 
diff --git a/gitea/issue_milestone.go b/gitea/issue_milestone.go
index dfbe1cc..a174c19 100644
--- a/gitea/issue_milestone.go
+++ b/gitea/issue_milestone.go
@@ -12,18 +12,6 @@ import (
 	"time"
 )
 
-// StateType issue state type
-type StateType string
-
-const (
-	// StateOpen pr is opend
-	StateOpen StateType = "open"
-	// StateClosed pr is closed
-	StateClosed StateType = "closed"
-	// StateAll is all
-	StateAll StateType = "all"
-)
-
 // Milestone milestone is a collection of issues on one repository
 type Milestone struct {
 	ID           int64      `json:"id"`
diff --git a/gitea/issue_test.go b/gitea/issue_test.go
index 75654b0..f83a382 100644
--- a/gitea/issue_test.go
+++ b/gitea/issue_test.go
@@ -86,9 +86,11 @@ func editIssues(t *testing.T, c *Client) {
 	assert.NoError(t, err)
 
 	body := "123 test and go"
+	state := StateClosed
 	issueNew, err := c.EditIssue(issue.Poster.UserName, issue.Repository.Name, issue.Index, EditIssueOption{
 		Title: "Edited",
 		Body:  &body,
+		State: &state,
 	})
 	assert.NoError(t, err)
 	assert.EqualValues(t, issue.ID, issueNew.ID)
@@ -117,5 +119,5 @@ func listIssues(t *testing.T, c *Client) {
 
 	issues, err = c.ListRepoIssues("test01", "IssueTestsRepo", ListIssueOption{})
 	assert.NoError(t, err)
-	assert.Len(t, issues, 4)
+	assert.Len(t, issues, 3)
 }
diff --git a/gitea/pull.go b/gitea/pull.go
index 274ecd5..1faecc7 100644
--- a/gitea/pull.go
+++ b/gitea/pull.go
@@ -59,9 +59,8 @@ type PullRequest struct {
 
 // ListPullRequestsOptions options for listing pull requests
 type ListPullRequestsOptions struct {
-	Page int `json:"page"`
-	// open, closed, all
-	State string `json:"state"`
+	Page  int       `json:"page"`
+	State StateType `json:"state"`
 	// oldest, recentupdate, leastupdate, mostcomment, leastcomment, priority
 	Sort      string `json:"sort"`
 	Milestone int64  `json:"milestone"`
@@ -78,7 +77,7 @@ func (c *Client) ListRepoPullRequests(owner, repo string, opt ListPullRequestsOp
 		query.Add("page", fmt.Sprintf("%d", opt.Page))
 	}
 	if len(opt.State) > 0 {
-		query.Add("state", opt.State)
+		query.Add("state", string(opt.State))
 	}
 	if len(opt.Sort) > 0 {
 		query.Add("sort", opt.Sort)
@@ -129,7 +128,7 @@ type EditPullRequestOption struct {
 	Assignees []string   `json:"assignees"`
 	Milestone int64      `json:"milestone"`
 	Labels    []int64    `json:"labels"`
-	State     *string    `json:"state"`
+	State     *StateType `json:"state"`
 	Deadline  *time.Time `json:"due_date"`
 }
 
diff --git a/gitea/pull_test.go b/gitea/pull_test.go
index 7c391eb..5fb85fd 100644
--- a/gitea/pull_test.go
+++ b/gitea/pull_test.go
@@ -26,7 +26,7 @@ func TestPull(t *testing.T) {
 	// ListRepoPullRequests list PRs of one repository
 	pulls, err := c.ListRepoPullRequests(user.UserName, repoName, ListPullRequestsOptions{
 		Page:  1,
-		State: "all",
+		State: StateAll,
 		Sort:  "leastupdate",
 	})
 	assert.NoError(t, err)