1 files changed, 3 insertions, 3 deletions
diff --git a/lib/action_cable/server/connections.rb b/lib/action_cable/server/connections.rb
index b3d1632cf7..47dcea8c20 100644
--- a/lib/action_cable/server/connections.rb
+++ b/lib/action_cable/server/connections.rb
@@ -18,13 +18,13 @@ module ActionCable
         connections.delete connection
       end
 
-      # Websocket connection implementations differ on when they'll mark a connection as stale. We basically never want a connection to go stale, as you
+      # WebSocket connection implementations differ on when they'll mark a connection as stale. We basically never want a connection to go stale, as you
       # then can't rely on being able to receive and send to it. So there's a 3 second heartbeat running on all connections. If the beat fails, we automatically
       # disconnect.
       def setup_heartbeat_timer
         EM.next_tick do
           @heartbeat_timer ||= EventMachine.add_periodic_timer(BEAT_INTERVAL) do
-            EM.next_tick { connections.map &:beat }
+            EM.next_tick { connections.map(&:beat) }
           end
         end
       end
@@ -34,4 +34,4 @@ module ActionCable
       end
     end
   end
-end
-\ No newline at end of file
+end