diff --git a/app/controllers/projects/deploy_keys_controller.rb b/app/controllers/projects/deploy_keys_controller.rb
index 0a593bd35b6..6824a07dc76 100644
--- a/app/controllers/projects/deploy_keys_controller.rb
+++ b/app/controllers/projects/deploy_keys_controller.rb
@@ -24,7 +24,7 @@ class Projects::DeployKeysController < Projects::ApplicationController
   end
 
   def create
-    @key = DeployKeys::CreateService.new(current_user, create_params).execute
+    @key = DeployKeys::CreateService.new(current_user, create_params).execute(project: @project)
 
     unless @key.valid?
       flash[:alert] = @key.errors.full_messages.join(', ').html_safe
diff --git a/app/services/deploy_keys/create_service.rb b/app/services/deploy_keys/create_service.rb
index a25e73666f8..0c935285657 100644
--- a/app/services/deploy_keys/create_service.rb
+++ b/app/services/deploy_keys/create_service.rb
@@ -2,7 +2,7 @@
 
 module DeployKeys
   class CreateService < Keys::BaseService
-    def execute
+    def execute(project: nil)
       DeployKey.create(params.merge(user: user))
     end
   end
diff --git a/spec/controllers/projects/deploy_keys_controller_spec.rb b/spec/controllers/projects/deploy_keys_controller_spec.rb
index a927d4329ef..e54cf3e8181 100644
--- a/spec/controllers/projects/deploy_keys_controller_spec.rb
+++ b/spec/controllers/projects/deploy_keys_controller_spec.rb
@@ -16,7 +16,7 @@ describe Projects::DeployKeysController do
     end
 
     context 'when html requested' do
-      it 'redirects to blob' do
+      it 'redirects to project settings with the correct anchor' do
         get :index, params: params
 
         expect(response).to redirect_to(project_settings_repository_path(project, anchor: 'js-deploy-keys-settings'))
@@ -60,6 +60,40 @@ describe Projects::DeployKeysController do
     end
   end
 
+  describe 'POST create' do
+    def create_params(title = 'my-key')
+      {
+        namespace_id: project.namespace.path,
+        project_id: project.path,
+        deploy_key: {
+          title: title,
+          key: attributes_for(:deploy_key)[:key],
+          deploy_keys_projects_attributes: { '0' => { can_push: '1' } }
+        }
+      }
+    end
+
+    it 'creates a new deploy key for the project' do
+      expect { post :create, params: create_params }.to change(project.deploy_keys, :count).by(1)
+
+      expect(response).to redirect_to(project_settings_repository_path(project, anchor: 'js-deploy-keys-settings'))
+    end
+
+    it 'redirects to project settings with the correct anchor' do
+      post :create, params: create_params
+
+      expect(response).to redirect_to(project_settings_repository_path(project, anchor: 'js-deploy-keys-settings'))
+    end
+
+    context 'when the deploy key is invalid' do
+      it 'shows an alert with the validations errors' do
+        post :create, params: create_params(nil)
+
+        expect(flash[:alert]).to eq("Title can't be blank, Deploy keys projects deploy key title can't be blank")
+      end
+    end
+  end
+
   describe '/enable/:id' do
     let(:deploy_key) { create(:deploy_key) }
     let(:project2) { create(:project) }