diff --git a/config/routes/project.rb b/config/routes/project.rb
index 1e94bdc245f..840dc4c7844 100644
--- a/config/routes/project.rb
+++ b/config/routes/project.rb
@@ -124,6 +124,44 @@ constraints(::Constraints::ProjectUrlConstrainer.new) do
             put :revoke
           end
         end
+
+        resources :milestones, constraints: { id: /\d+/ } do
+          member do
+            post :promote
+            put :sort_issues
+            put :sort_merge_requests
+            get :merge_requests
+            get :participants
+            get :labels
+          end
+        end
+
+        resources :labels, except: [:show], constraints: { id: /\d+/ } do
+          collection do
+            post :generate
+            post :set_priorities
+          end
+
+          member do
+            post :promote
+            post :toggle_subscription
+            delete :remove_priority
+          end
+        end
+
+        resources :services, constraints: { id: %r{[^/]+} }, only: [:edit, :update] do
+          member do
+            put :test
+          end
+        end
+
+        resources :boards, only: [:index, :show], constraints: { id: /\d+/ }
+        resources :releases, only: [:index]
+        resources :forks, only: [:index, :new, :create]
+        resources :group_links, only: [:index, :create, :update, :destroy], constraints: { id: /\d+/ }
+
+        resource :import, only: [:new, :create, :show]
+        resource :avatar, only: [:show, :destroy]
       end
       # End of the /-/ scope.
 
@@ -132,7 +170,6 @@ constraints(::Constraints::ProjectUrlConstrainer.new) do
       #
       get '/templates/:template_type/:key' => 'templates#show', as: :template, constraints: { key: %r{[^/]+} }
 
-      resource  :avatar, only: [:show, :destroy]
       resources :commit, only: [:show], constraints: { id: /\h{7,40}/ } do
         member do
           get :branches
@@ -159,12 +196,6 @@ constraints(::Constraints::ProjectUrlConstrainer.new) do
         end
       end
 
-      resources :services, constraints: { id: %r{[^/]+} }, only: [:edit, :update] do
-        member do
-          put :test
-        end
-      end
-
       resource :mattermost, only: [:new, :create]
 
       namespace :prometheus do
@@ -173,10 +204,6 @@ constraints(::Constraints::ProjectUrlConstrainer.new) do
         end
       end
 
-      resources :releases, only: [:index]
-      resources :forks, only: [:index, :new, :create]
-      resource :import, only: [:new, :create, :show]
-
       resources :merge_requests, concerns: :awardable, except: [:new, :create], constraints: { id: /\d+/ } do
         member do
           get :commit_change_content
@@ -372,31 +399,8 @@ constraints(::Constraints::ProjectUrlConstrainer.new) do
         end
       end
 
-      resources :milestones, constraints: { id: /\d+/ } do
-        member do
-          post :promote
-          put :sort_issues
-          put :sort_merge_requests
-          get :merge_requests
-          get :participants
-          get :labels
-        end
-      end
-
-      resources :labels, except: [:show], constraints: { id: /\d+/ } do
-        collection do
-          post :generate
-          post :set_priorities
-        end
-
-        member do
-          post :promote
-          post :toggle_subscription
-          delete :remove_priority
-        end
-      end
-
       get :issues, to: 'issues#calendar', constraints: lambda { |req| req.format == :ics }
+
       resources :issues, concerns: :awardable, constraints: { id: /\d+/ } do
         member do
           post :toggle_subscription
@@ -408,14 +412,13 @@ constraints(::Constraints::ProjectUrlConstrainer.new) do
           post :create_merge_request
           get :discussions, format: :json
         end
+
         collection do
           post :bulk_update
           post :import_csv
         end
       end
 
-      resources :group_links, only: [:index, :create, :update, :destroy], constraints: { id: /\d+/ }
-
       resources :notes, only: [:create, :destroy, :update], concerns: :awardable, constraints: { id: /\d+/ } do
         member do
           delete :delete_attachment
@@ -426,8 +429,6 @@ constraints(::Constraints::ProjectUrlConstrainer.new) do
 
       get 'noteable/:target_type/:target_id/notes' => 'notes#index', as: 'noteable_notes'
 
-      resources :boards, only: [:index, :show], constraints: { id: /\d+/ }
-
       resources :todos, only: [:create]
 
       resources :uploads, only: [:create] do
@@ -510,7 +511,9 @@ constraints(::Constraints::ProjectUrlConstrainer.new) do
           as: :project) do
       Gitlab::Routing.redirect_legacy_paths(self, :settings, :branches, :tags,
                                             :network, :graphs, :autocomplete_sources,
-                                            :project_members, :deploy_keys, :deploy_tokens)
+                                            :project_members, :deploy_keys, :deploy_tokens,
+                                            :labels, :milestones, :services, :boards, :releases,
+                                            :forks, :group_links, :import, :avatar)
     end
   end
 end
diff --git a/spec/routing/project_routing_spec.rb b/spec/routing/project_routing_spec.rb
index 6f40e88d26f..83775b1040e 100644
--- a/spec/routing/project_routing_spec.rb
+++ b/spec/routing/project_routing_spec.rb
@@ -470,18 +470,23 @@ describe 'project routing' do
     it_behaves_like 'RESTful project resources' do
       let(:controller) { 'milestones' }
       let(:actions) { [:index, :create, :new, :edit, :show, :update] }
+      let(:controller_path) { '/-/milestones' }
     end
 
     it 'to #promote' do
-      expect(post('/gitlab/gitlabhq/milestones/1/promote')).to route_to('projects/milestones#promote', namespace_id: 'gitlab', project_id: 'gitlabhq', id: "1")
+      expect(post('/gitlab/gitlabhq/-/milestones/1/promote')).to route_to('projects/milestones#promote', namespace_id: 'gitlab', project_id: 'gitlabhq', id: "1")
     end
+
+    it_behaves_like 'redirecting a legacy project path', "/gitlab/gitlabhq/milestones", "/gitlab/gitlabhq/-/milestones"
   end
 
   # project_labels GET    /:project_id/labels(.:format) labels#index
   describe Projects::LabelsController, 'routing' do
     it 'to #index' do
-      expect(get('/gitlab/gitlabhq/labels')).to route_to('projects/labels#index', namespace_id: 'gitlab', project_id: 'gitlabhq')
+      expect(get('/gitlab/gitlabhq/-/labels')).to route_to('projects/labels#index', namespace_id: 'gitlab', project_id: 'gitlabhq')
     end
+
+    it_behaves_like 'redirecting a legacy project path', "/gitlab/gitlabhq/labels", "/gitlab/gitlabhq/-/labels"
   end
 
   #        sort_project_issues POST   /:project_id/issues/sort(.:format)        issues#sort
@@ -623,20 +628,24 @@ describe 'project routing' do
 
   describe Projects::ForksController, 'routing' do
     it 'to #new' do
-      expect(get('/gitlab/gitlabhq/forks/new')).to route_to('projects/forks#new', namespace_id: 'gitlab', project_id: 'gitlabhq')
+      expect(get('/gitlab/gitlabhq/-/forks/new')).to route_to('projects/forks#new', namespace_id: 'gitlab', project_id: 'gitlabhq')
     end
 
     it 'to #create' do
-      expect(post('/gitlab/gitlabhq/forks')).to route_to('projects/forks#create', namespace_id: 'gitlab', project_id: 'gitlabhq')
+      expect(post('/gitlab/gitlabhq/-/forks')).to route_to('projects/forks#create', namespace_id: 'gitlab', project_id: 'gitlabhq')
     end
+
+    it_behaves_like 'redirecting a legacy project path', "/gitlab/gitlabhq/forks", "/gitlab/gitlabhq/-/forks"
   end
 
   # project_avatar DELETE /project/avatar(.:format) projects/avatars#destroy
   describe Projects::AvatarsController, 'routing' do
     it 'to #destroy' do
-      expect(delete('/gitlab/gitlabhq/avatar')).to route_to(
+      expect(delete('/gitlab/gitlabhq/-/avatar')).to route_to(
         'projects/avatars#destroy', namespace_id: 'gitlab', project_id: 'gitlabhq')
     end
+
+    it_behaves_like 'redirecting a legacy project path', "/gitlab/gitlabhq/avatar", "/gitlab/gitlabhq/-/avatar"
   end
 
   describe Projects::PagesDomainsController, 'routing' do