diff --git a/code-review-actions.el b/code-review-actions.el
index 4854388..334b398 100644
--- a/code-review-actions.el
+++ b/code-review-actions.el
@@ -223,6 +223,12 @@ Optionally set a FEEDBACK message."
   (interactive)
   (code-review--submit "COMMENT"))
 
+;;;###autoload
+(defun code-review-close-pr ()
+  "Close the current PR."
+  (interactive)
+  (code-review-close-pr))
+
 ;;;###autoload
 (defun code-review-submit-request-changes ()
   "Submit a Request Change for the current PR."
@@ -384,6 +390,26 @@ Optionally set a FEEDBACK message."
       (switch-to-buffer-other-window buffer)
       (code-review-comment-mode))))
 
+;;;###autoload
+(defun code-review-close-pr ()
+  "Close current PR.  Sent immediately."
+  (interactive)
+  (let ((buffer (get-buffer-create code-review-comment-buffer-name))
+        (pr (code-review-db-get-pullreq)))
+    (if (code-review-github-repo-p pr)
+        (progn
+          (oset pr state "CLOSED")
+          (code-review-close
+           pr
+           (lambda ()
+             (code-review-db-update pr))))
+      (message "Not supported in %s yet."
+               (cond
+                ((code-review-gitlab-repo-p pr)
+                 "Gitlab")
+                ((code-review-bitbucket-repo-p pr)
+                 "Bitbucket"))))))
+
 ;;;###autoload
 (defun code-review-set-title ()
   "Change the title of current PR.  Sent immediately."
diff --git a/code-review-bitbucket.el b/code-review-bitbucket.el
index 20d10ae..b9c0f61 100644
--- a/code-review-bitbucket.el
+++ b/code-review-bitbucket.el
@@ -397,6 +397,10 @@ For internal usage only.")
   "Set title for your pr in BITBUCKET and call CALLBACK."
   (code-review-bitbucket-not-supported-message))
 
+(cl-defmethod code-review-close ((_bitbucket code-review-bitbucket-repo) _callback)
+  "Close pullreq in BITBUCKET and call CALLBACK afterward."
+  (code-review-bitbucket-not-supported-message))
+
 (cl-defmethod code-review-send-description ((_bitbucket code-review-bitbucket-repo) _callback)
   "Set description for your pr in BITBUCKET and call CALLBACK."
   (code-review-bitbucket-not-supported-message))
diff --git a/code-review-github.el b/code-review-github.el
index 2b7652c..c473deb 100644
--- a/code-review-github.el
+++ b/code-review-github.el
@@ -633,6 +633,20 @@ Optionally ask for the FALLBACK? query."
               :errorback #'code-review-github-errback
               :callback (lambda (&rest _) (funcall callback))))
 
+(cl-defmethod code-review-close ((github code-review-github-repo) callback)
+  "Close pullreq in GITHUB and call CALLBACK afterward."
+  (message "Closing PR...")
+  (ghub-patch (format "/repos/%s/%s/pulls/%s"
+                      (oref github owner)
+                      (oref github repo)
+                      (oref github number))
+              nil
+              :auth code-review-auth-login-marker
+              :host code-review-github-host
+              :payload (a-alist 'state (oref github state))
+              :errorback #'code-review-github-errback
+              :callback (lambda (&rest _) (funcall callback))))
+
 (cl-defmethod code-review-send-description ((github code-review-github-repo) callback)
   "Set description for a pullreq in GITHUB and call CALLBACK."
   (message "Sending new description...")
@@ -783,7 +797,7 @@ Optionally ask for the FALLBACK? query."
 (cl-defmethod code-review-get-assignable-users ((github code-review-github-repo))
   "Get a list of assignable users for current PR in GITHUB."
   (let ((infos (oref github raw-infos))
-        (query "query($repo_owner:String!, $repo_name:String!, $cursor:String) {
+        (query "query($repo_owner:String!, $repo_name:String!, $cursor:String = null) {
    repository(owner: $repo_owner, name: $repo_name) {
      assignableUsers(first: 100, after: $cursor) {
        pageInfo {
@@ -803,12 +817,13 @@ Optionally ask for the FALLBACK? query."
       (let ((has-next-page t)
             cursor res)
         (while has-next-page
-          (let ((graphql-res (ghub-graphql query
-                                           `((repo_owner . ,(oref github owner))
-                                             (repo_name . ,(oref github repo))
-                                             (cursor . ,cursor))
-                                           :auth code-review-auth-login-marker
-                                           :host code-review-github-graphql-host)))
+          (let* ((baseData `((repo_owner . ,(oref github owner))
+                             (repo_name . ,(oref github repo))))
+                 (data (if cursor (cons `(cursor . ,cursor) baseData) baseData))
+
+                 (graphql-res (ghub-graphql query data
+                                            :auth code-review-auth-login-marker
+                                            :host code-review-github-graphql-host)))
             (let-alist graphql-res
               (setq has-next-page .data.repository.assignableUsers.pageInfo.hasNextPage
                     cursor .data.repository.assignableUsers.pageInfo.endCursor
diff --git a/code-review-gitlab.el b/code-review-gitlab.el
index f6afc9f..d6caac2 100644
--- a/code-review-gitlab.el
+++ b/code-review-gitlab.el
@@ -567,6 +567,10 @@ Optionally sets FALLBACK? to get minimal query."
             :payload `((title .,(oref gitlab title)))
             :callback (lambda (&rest _) (funcall callback))))
 
+(cl-defmethod code-review-close ((_gitlab code-review-gitlab-repo) _callback)
+  "Close pullreq in GITLAB and call CALLBACK afterward."
+  (code-review-gitlab-not-supported-message))
+
 (cl-defmethod code-review-send-description ((_gitlab code-review-gitlab-repo) _callback)
   "Set description for your pr in GITLAB and call CALLBACK."
   (code-review-gitlab-not-supported-message))
diff --git a/code-review-interfaces.el b/code-review-interfaces.el
index 8fe2a82..8006412 100644
--- a/code-review-interfaces.el
+++ b/code-review-interfaces.el
@@ -81,6 +81,9 @@
 (cl-defgeneric code-review-send-title (obj callback)
   "Set a pullrequest title for an OBJ and call CALLBACK afterward.")
 
+(cl-defgeneric code-review-close (obj callback)
+  "Close a PR for an OBJ and call CALLBACK afterward.")
+
 (cl-defgeneric code-review-send-description (obj callback)
   "Set a pullrequest description for an OBJ and call CALLBACK afterward.")
 
diff --git a/code-review.el b/code-review.el
index eb0c5e8..6462150 100644
--- a/code-review.el
+++ b/code-review.el
@@ -137,6 +137,7 @@ OUTDATED."
     ("a" "Approve" code-review-submit-approve)
     ("r" "Request Changes" code-review-submit-request-changes)
     ("c" "Comment" code-review-submit-comments)
+    ("C" "Close" code-review-close-pr)
     ("C-c C-s" "Save Unfinished Review" code-review-save-unfinished-review)
     ("C-c C-r" "Open Unfinished Review" code-review-open-unfinished-review)]
    ["Merge"