diff --git a/actioncable/app/assets/javascripts/action_cable/connection.coffee b/actioncable/app/assets/javascripts/action_cable/connection.coffee
index e8c9ae6bd0..25793ea3d3 100644
--- a/actioncable/app/assets/javascripts/action_cable/connection.coffee
+++ b/actioncable/app/assets/javascripts/action_cable/connection.coffee
@@ -101,4 +101,5 @@ class ActionCable.Connection
   disconnect: ->
     return if @disconnected
     @disconnected = true
+    @consumer.connectionMonitor.disconnected()
     @consumer.subscriptions.notifyAll("disconnected")
diff --git a/actioncable/app/assets/javascripts/action_cable/connection_monitor.coffee b/actioncable/app/assets/javascripts/action_cable/connection_monitor.coffee
index 740e86643e..904a426644 100644
--- a/actioncable/app/assets/javascripts/action_cable/connection_monitor.coffee
+++ b/actioncable/app/assets/javascripts/action_cable/connection_monitor.coffee
@@ -18,6 +18,7 @@ class ActionCable.ConnectionMonitor
 
   disconnected: ->
     @disconnectedAt = now()
+    ActionCable.log("ConnectionMonitor disconnected")
 
   ping: ->
     @pingedAt = now()