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-rw-r--r--lib/action_cable/server.rb2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/action_cable/server.rb b/lib/action_cable/server.rb
index a55c3be3bc..4ee6b15982 100644
--- a/lib/action_cable/server.rb
+++ b/lib/action_cable/server.rb
@@ -11,7 +11,7 @@ module ActionCable
class << self
def register_channels(*channel_classes)
- registered_channels.merge(channel_classes)
+ self.registered_channels += channel_classes
end
end