diff --git a/examples/demo_mandelbrot.py b/examples/demo_mandelbrot.py
index f8a5c4757f71b6bc6bda416467c579ef04ca0e4c..ddcf1b2b1f38872ad2acd57b10f94e5e2eaa9543 100644
--- a/examples/demo_mandelbrot.py
+++ b/examples/demo_mandelbrot.py
@@ -1,8 +1,10 @@
 # I found this example for PyCuda here:
 # http://wiki.tiker.net/PyCuda/Examples/Mandelbrot
-# original readme below these lines. 
 #
-# I adapted it for PyOpenCL. Hopefully it is useful for someone
+# I adapted it for PyOpenCL. Hopefully it is useful to someone.
+# July 2010, HolgerRapp@gmx.net
+#
+# Original readme below these lines. 
 
 # Mandelbrot calculate using GPU, Serial numpy and faster numpy
 # Use to show the speed difference between CPU and GPU calculations