diff --git a/commands/pull_request.go b/commands/pull_request.go
index bf84193f8389c9e558f309481342353dd46f9f28..6756368e297ab4f224c798c42f2c500dadbfedd9 100644
--- a/commands/pull_request.go
+++ b/commands/pull_request.go
@@ -336,7 +336,19 @@ func pullRequest(cmd *Command, args *Args) {
 		}
 
 		if len(flagPullRequestReviewers) > 0 {
-			err = client.RequestReview(baseProject, pr.Number, map[string]interface{}{"reviewers": flagPullRequestReviewers})
+			userReviewers := []string{}
+			teamReviewers := []string{}
+			for _, reviewer := range flagPullRequestReviewers {
+				if strings.Contains(reviewer, "/") {
+					teamReviewers = append(teamReviewers, strings.SplitN(reviewer, "/", 2)[1])
+				} else {
+					userReviewers = append(userReviewers, reviewer)
+				}
+			}
+			err = client.RequestReview(baseProject, pr.Number, map[string]interface{}{
+				"reviewers":      userReviewers,
+				"team_reviewers": teamReviewers,
+			})
 			utils.Check(err)
 		}
 	}
diff --git a/features/pull_request.feature b/features/pull_request.feature
index eba7c7b06ca294e0d6098cea88a75d8827460089..00b4e3cf4e04b4e6f0185f2cb6e135a20f132bd9 100644
--- a/features/pull_request.feature
+++ b/features/pull_request.feature
@@ -743,13 +743,14 @@ BODY
         json :html_url => "the://url", :number => 1234
       }
       post('/repos/mislav/coral/pulls/1234/requested_reviewers') {
-        halt 415 unless request.accept?('application/vnd.github.black-cat-preview+json')
+        halt 415 unless request.accept?('application/vnd.github.thor-preview+json')
         assert :reviewers => ["mislav", "josh", "pcorpet"]
+        assert :team_reviewers => ["robots", "js"]
         status 201
         json :html_url => "the://url"
       }
       """
-    When I successfully run `hub pull-request -m hereyougo -r mislav,josh -rpcorpet`
+    When I successfully run `hub pull-request -m hereyougo -r mislav,josh -rgithub/robots -rpcorpet -r github/js`
     Then the output should contain exactly "the://url\n"
 
   Scenario: Pull request with milestone
diff --git a/github/http.go b/github/http.go
index 3aee451e943dc8812343ccf1fc0045af6dff36e8..faf7e97ffe6a694e1fbfff381a354d73b9f6c064 100644
--- a/github/http.go
+++ b/github/http.go
@@ -276,7 +276,7 @@ func (c *simpleClient) PatchJSON(path string, payload interface{}) (*simpleRespo
 
 func (c *simpleClient) PostReview(path string, payload interface{}) (*simpleResponse, error) {
 	return c.jsonRequest("POST", path, payload, func(req *http.Request) {
-		req.Header.Set("Accept", "application/vnd.github.black-cat-preview+json;charset=utf-8")
+		req.Header.Set("Accept", "application/vnd.github.thor-preview+json;charset=utf-8")
 	})
 }