diff --git a/gitea/pull_review.go b/gitea/pull_review.go
index 9fa0ec7..e8545d5 100644
--- a/gitea/pull_review.go
+++ b/gitea/pull_review.go
@@ -97,6 +97,11 @@ type SubmitPullReviewOptions struct {
 	Body  string          `json:"body"`
 }
 
+// DismissPullReviewOptions are options to dismiss a pull review
+type DismissPullReviewOptions struct {
+	Message string `json:"message"`
+}
+
 // ListPullReviewsOptions options for listing PullReviews
 type ListPullReviewsOptions struct {
 	ListOptions
@@ -221,3 +226,31 @@ func (c *Client) SubmitPullReview(owner, repo string, index, id int64, opt Submi
 		jsonHeader, bytes.NewReader(body), r)
 	return r, resp, err
 }
+
+// DismissPullReview dismiss a review for a pull request
+func (c *Client) DismissPullReview(owner, repo string, index, id int64, opt DismissPullReviewOptions) (*Response, error) {
+	if err := c.checkServerVersionGreaterThanOrEqual(version1_14_0); err != nil {
+		return nil, err
+	}
+	body, err := json.Marshal(&opt)
+	if err != nil {
+		return nil, err
+	}
+
+	_, resp, err := c.getResponse("POST",
+		fmt.Sprintf("/repos/%s/%s/pulls/%d/reviews/%d/dismissals", owner, repo, index, id),
+		jsonHeader, bytes.NewReader(body))
+	return resp, err
+}
+
+// UnDismissPullReview cancel to dismiss a review for a pull request
+func (c *Client) UnDismissPullReview(owner, repo string, index, id int64) (*Response, error) {
+	if err := c.checkServerVersionGreaterThanOrEqual(version1_14_0); err != nil {
+		return nil, err
+	}
+
+	_, resp, err := c.getResponse("POST",
+		fmt.Sprintf("/repos/%s/%s/pulls/%d/reviews/%d/undismissals", owner, repo, index, id),
+		jsonHeader, nil)
+	return resp, err
+}
diff --git a/gitea/pull_review_test.go b/gitea/pull_review_test.go
index 13e6a09..988fa74 100644
--- a/gitea/pull_review_test.go
+++ b/gitea/pull_review_test.go
@@ -89,7 +89,7 @@ func TestPullReview(t *testing.T) {
 
 	// SubmitPullReview
 	c.SetSudo("")
-	r4, _, err := c.CreatePullReview(repo.Owner.UserName, repo.Name, pull.Index, CreatePullReviewOptions{
+	r4, resp, err := c.CreatePullReview(repo.Owner.UserName, repo.Name, pull.Index, CreatePullReviewOptions{
 		Body: "...",
 		Comments: []CreatePullReviewComment{{
 			Path:       "WOW-file",
@@ -99,6 +99,7 @@ func TestPullReview(t *testing.T) {
 		},
 	})
 	assert.NoError(t, err)
+	assert.NotNil(t, resp)
 	r5, _, err := c.CreatePullReview(repo.Owner.UserName, repo.Name, pull.Index, CreatePullReviewOptions{
 		Body: "...",
 		Comments: []CreatePullReviewComment{{
@@ -133,6 +134,27 @@ func TestPullReview(t *testing.T) {
 		}
 	}
 
+	r, _, err = c.GetPullReview(repo.Owner.UserName, repo.Name, pull.Index, r.ID)
+	assert.NoError(t, err)
+	assert.False(t, r.Dismissed)
+
+	// DismissPullReview
+	resp, err = c.DismissPullReview(repo.Owner.UserName, repo.Name, pull.Index, r.ID, DismissPullReviewOptions{Message: "stale"})
+	assert.NoError(t, err)
+	if assert.NotNil(t, resp) {
+		assert.EqualValues(t, 200, resp.StatusCode)
+	}
+	r, _, _ = c.GetPullReview(repo.Owner.UserName, repo.Name, pull.Index, r.ID)
+	assert.True(t, r.Dismissed)
+
+	// UnDismissPullReview
+	resp, err = c.UnDismissPullReview(repo.Owner.UserName, repo.Name, pull.Index, r.ID)
+	assert.NoError(t, err)
+	if assert.NotNil(t, resp) {
+		assert.EqualValues(t, 200, resp.StatusCode)
+	}
+	r, _, _ = c.GetPullReview(repo.Owner.UserName, repo.Name, pull.Index, r.ID)
+	assert.False(t, r.Dismissed)
 }
 
 func preparePullReviewTest(t *testing.T, c *Client, repoName string) (*Repository, *PullRequest, *User, *User, bool) {