1 files changed, 2 insertions, 2 deletions
diff --git a/actioncable/lib/action_cable/subscription_adapter/async.rb b/actioncable/lib/action_cable/subscription_adapter/async.rb
index 85d4892e4c..c88b03947a 100644
--- a/actioncable/lib/action_cable/subscription_adapter/async.rb
+++ b/actioncable/lib/action_cable/subscription_adapter/async.rb
@@ -10,11 +10,11 @@ module ActionCable
 
         class AsyncSubscriberMap < SubscriberMap
           def add_subscriber(*)
-            ::EM.next_tick { super }
+            Concurrent.global_io_executor.post { super }
           end
 
           def invoke_callback(*)
-            ::EM.next_tick { super }
+            Concurrent.global_io_executor.post { super }
           end
         end
     end