lib/rack_check/spec/env.rb in rack_check-0.2.2 vs lib/rack_check/spec/env.rb in rack_check-0.2.3

@@ -8,10 +8,10 @@
     }
 
     def with_server(ru_file)
       yield start_server(ru_file)
     rescue HTTP::ConnectionError => e
-      e.message << "\n\nServer error:\n#{@server&.errors}"
+      e.message = "#{e.message}\n\nServer error:\n#{@server&.errors}"
       raise e
     ensure
       stop_server
     end