diff --git a/actionpack/lib/action_controller/request_profiler.rb b/actionpack/lib/action_controller/request_profiler.rb
index 62f6e665f1d8eef9ec349551ad80deac54430ed0..f33cbf49e84852cb8d8f5ba28a450b83810a35a3 100755
--- a/actionpack/lib/action_controller/request_profiler.rb
+++ b/actionpack/lib/action_controller/request_profiler.rb
@@ -13,7 +13,7 @@ def self.benchmark(n, script)
 
       def initialize(script_path)
         @quiet = false
-        define_run_method(File.read(script_path))
+        define_run_method(script_path)
         reset!
       end
 
@@ -38,8 +38,9 @@ def say(message)
       end
 
       private
-        def define_run_method(script)
-          instance_eval "def run; #{script}; end", __FILE__, __LINE__
+        def define_run_method(script_path)
+          script = File.read(script_path)
+          instance_eval "def run; #{script}; end", script_path, 1
         end
     end