1 files changed, 2 insertions, 1 deletions
diff --git a/actionpack/lib/action_controller/metal/live.rb b/actionpack/lib/action_controller/metal/live.rb
index acf40b2e16..4c0554d27b 100644
--- a/actionpack/lib/action_controller/metal/live.rb
+++ b/actionpack/lib/action_controller/metal/live.rb
@@ -102,7 +102,8 @@ module ActionController
             end
           end
 
-          @stream.write "data: #{json}\n\n"
+          message = json.gsub("\n", "\ndata: ")
+          @stream.write "data: #{message}\n\n"
         end
     end