diff --git a/.rubocop.yml b/.rubocop.yml
index 2d8eb4077f3..27c69ffab2b 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -570,7 +570,7 @@ Style/SpaceBeforeBlockBraces:
 
 # No spaces before commas.
 Style/SpaceBeforeComma:
-  Enabled: false
+  Enabled: true
 
 # Checks for missing space between code and a comment on the same line.
 Style/SpaceBeforeComment:
diff --git a/app/models/network/graph.rb b/app/models/network/graph.rb
index 9259cb1a0fa..dd66d681c09 100644
--- a/app/models/network/graph.rb
+++ b/app/models/network/graph.rb
@@ -22,9 +22,16 @@ module Network
 
     def collect_notes
       h = Hash.new(0)
-      @project.notes.where('noteable_type = ?' ,"Commit").group('notes.commit_id').select('notes.commit_id, count(notes.id) as note_count').each do |item|
-        h[item.commit_id] = item.note_count.to_i
-      end
+
+      @project
+        .notes
+        .where('noteable_type = ?', 'Commit')
+        .group('notes.commit_id')
+        .select('notes.commit_id, count(notes.id) as note_count')
+        .each do |item|
+          h[item.commit_id] = item.note_count.to_i
+        end
+
       h
     end
 
diff --git a/config/routes.rb b/config/routes.rb
index 9a5d0074a0a..428302d0fd7 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -421,7 +421,11 @@ Rails.application.routes.draw do
 
   resources :projects, constraints: { id: /[^\/]+/ }, only: [:index, :new, :create]
 
-  devise_for :users, controllers: { omniauth_callbacks: :omniauth_callbacks, registrations: :registrations , passwords: :passwords, sessions: :sessions, confirmations: :confirmations }
+  devise_for :users, controllers: { omniauth_callbacks: :omniauth_callbacks,
+                                    registrations: :registrations,
+                                    passwords: :passwords,
+                                    sessions: :sessions,
+                                    confirmations: :confirmations }
 
   devise_scope :user do
     get '/users/auth/:provider/omniauth_error' => 'omniauth_callbacks#omniauth_error', as: :omniauth_error
@@ -789,7 +793,7 @@ Rails.application.routes.draw do
   end
 
   # Get all keys of user
-  get ':username.keys' => 'profiles/keys#get_keys' , constraints: { username: /.*/ }
+  get ':username.keys' => 'profiles/keys#get_keys', constraints: { username: /.*/ }
 
   get ':id' => 'namespaces#show', constraints: { id: /(?:[^.]|\.(?!atom$))+/, format: /atom/ }
 end