diff --git a/README.md b/README.md
index d6ad100..09fecb3 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,5 @@
 snes9x-rpi
 ==========
 
-snes9x rewrite for raspberry pi
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+snes9x rewrite for raspberry pi
+Based on palerider's snes9x-rpi version. See readme.txt and readme.rpi for more information.
\ No newline at end of file