diff --git a/app/assets/javascripts/angularjs/pull_requests/pull_request_controller.js.coffee b/app/assets/javascripts/angularjs/pull_requests/pull_request_controller.js.coffee
index b72a85eb3..b2c49e1d1 100644
--- a/app/assets/javascripts/angularjs/pull_requests/pull_request_controller.js.coffee
+++ b/app/assets/javascripts/angularjs/pull_requests/pull_request_controller.js.coffee
@@ -54,32 +54,49 @@ PullRequestController = (dataservice, $http, ApiPullRequest, ApiProject, DateTim
       vm.branch = branch
 
   vm.reopen = ->
+    return false if vm.processing
+    vm.processing = true
     vm.pull_resource.$update
       pull_request_action: "reopen"
     , ->
       vm.getPullRequest()
+      vm.processing = false
 
   vm.close = ->
+    return false if vm.processing
+    vm.processing = true
     vm.pull_resource.$update
       pull_request_action: "close"
     , ->
       vm.getPullRequest()
+      vm.processing = false
 
   vm.merge = ->
+    return false if vm.processing
+    vm.processing = true
     vm.pull_resource.$merge ->
       vm.getPullRequest()
+      vm.processing = false
 
   vm.deleteBranch = ->
+    return false if vm.processing
+    vm.processing = true
     vm.project_resource.$delete_branch vm.branch_params(), (-> # success
       vm.branch = null
+      vm.processing = false
     ), -> # error
       vm.getBranch()
+      vm.processing = false
 
   vm.restoreBranch = ->
+    return false if vm.processing
+    vm.processing = true
     vm.project_resource.$restore_branch vm.branch_params(), (-> # success
       vm.getBranch()
+      vm.processing = false
     ), -> # error
       vm.getBranch()
+      vm.processing = false
 
   vm.branch_params = ->
     owner: vm.pull_params.owner
diff --git a/app/views/projects/pull_requests/_status.html.slim b/app/views/projects/pull_requests/_status.html.slim
index f829f5a27..b94c27c3f 100644
--- a/app/views/projects/pull_requests/_status.html.slim
+++ b/app/views/projects/pull_requests/_status.html.slim
@@ -1,5 +1,9 @@
+i> class= 'fa fa-spinner fa-spin fa-lg offset10 boffset10' ng-show= 'pullCtrl.processing'
 - if policy(@pull).merge?
-  button.btn.btn-primary[ href = '' ng-click = 'pullCtrl.merge()' ng-show = "pullCtrl.pull.status == 'ready'" ]
+  button.btn.btn-success[ href=        ''
+                          ng-click=    'pullCtrl.merge()'
+                          ng-show=     "pullCtrl.pull.status == 'ready'"
+                          ng-disabled= 'pullCtrl.processing' ]
     = t 'projects.pull_requests.ready'
 
 h5 ng-show = '!pullCtrl.pull.mergeable'
@@ -29,24 +33,28 @@ h5 ng-show = '!pullCtrl.pull.mergeable'
       | )
 
 - if !@pull.cross_pull? && policy(@project).write?
-  div[ ng-init = "pullCtrl.getBranch('#{@pull.from_ref}')"
-       ng-show = "pullCtrl.pull.status == 'closed' || pullCtrl.pull.status == 'merged'" ]
-    button.btn.btn-primary[ href     = ''
-        ng-click = 'pullCtrl.deleteBranch()'
-        ng-show  = "pullCtrl.branch && pullCtrl.branch.object.sha == pullCtrl.pull.from_ref.sha" ]
+  div[ ng-init= "pullCtrl.getBranch('#{@pull.from_ref}')"
+       ng-show= "pullCtrl.pull.status == 'closed' || pullCtrl.pull.status == 'merged'" ]
+    button.btn.btn-primary[ href= ''
+        ng-click=    'pullCtrl.deleteBranch()'
+        ng-show=     "pullCtrl.branch && pullCtrl.branch.object.sha == pullCtrl.pull.from_ref.sha"
+        ng-disabled= 'pullCtrl.processing' ]
       = t 'layout.projects.delete_branch'
-    button.btn.btn-primary[ href     = ''
-                            ng-click = 'pullCtrl.restoreBranch()'
-                            ng-hide  = 'pullCtrl.branch' ]
+    button.btn.btn-primary[ href=        ''
+                            ng-click=    'pullCtrl.restoreBranch()'
+                            ng-hide=     'pullCtrl.branch'
+                            ng-disabled= 'pullCtrl.processing' ]
       = t 'layout.projects.restore_branch'
   .clearfix
 
 - if policy(@pull).update?
-  button.btn.btn-primary.pull-right[ href     = ''
-      ng-click = 'pullCtrl.reopen()'
-      ng-show  = "pullCtrl.pull.status == 'closed'" ]
+  button.btn.btn-primary.pull-right[ href= ''
+      ng-click=    'pullCtrl.reopen()'
+      ng-show=     "pullCtrl.pull.status == 'closed'"
+      ng-disabled= 'pullCtrl.processing' ]
     = t '.reopen'
-  button.btn.btn-danger.pull-right[ href     = ''
-      ng-click = 'pullCtrl.close()'
-      ng-show  = "pullCtrl.pull.status == 'ready' || pullCtrl.pull.status == 'open' || pullCtrl.pull.status == 'blocked'" ]
+  button.btn.btn-danger.pull-right[ href= ''
+      ng-click=    'pullCtrl.close()'
+      ng-show=     "pullCtrl.pull.status == 'ready' || pullCtrl.pull.status == 'open' || pullCtrl.pull.status == 'blocked'"
+      ng-disabled= 'pullCtrl.processing' ]
     = t '.close'