diff --git a/app/services/merge_requests/push_options_handler_service.rb b/app/services/merge_requests/push_options_handler_service.rb
index d92eb0a68c3..a24163331e8 100644
--- a/app/services/merge_requests/push_options_handler_service.rb
+++ b/app/services/merge_requests/push_options_handler_service.rb
@@ -100,7 +100,7 @@ module MergeRequests
         merge_request = ::MergeRequests::CreateService.new(
           project,
           current_user,
-          merge_request.attributes
+          merge_request.attributes.merge(assignees: merge_request.assignees)
         ).execute
       end
 
@@ -119,7 +119,7 @@ module MergeRequests
 
     def create_params(branch)
       params = {
-        assignee: current_user,
+        assignees: [current_user],
         source_branch: branch,
         source_project: project,
         target_branch: push_options[:target] || target_project.default_branch,
diff --git a/spec/services/merge_requests/push_options_handler_service_spec.rb b/spec/services/merge_requests/push_options_handler_service_spec.rb
index 686b4b49f24..f7a39bb42d5 100644
--- a/spec/services/merge_requests/push_options_handler_service_spec.rb
+++ b/spec/services/merge_requests/push_options_handler_service_spec.rb
@@ -38,7 +38,7 @@ describe MergeRequests::PushOptionsHandlerService do
     it 'assigns the MR to the user' do
       service.execute
 
-      expect(last_mr.assignee).to eq(user)
+      expect(last_mr.assignees).to contain_exactly(user)
     end
 
     context 'when project has been forked' do