diff --git a/README.md b/README.md
index 1ee9331..00f6cce 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 use build.sh to compile
 
 documentation extracted from:
-http://e-tradition.net/bytes/6502/6502_instruction_set.html
+http://e-tradition.net/bytes/6502/6502_instruction_set.html and 
 http://www.llx.com/~nparker/a2/opcodes.html
 
 check them out for a comprehensive documentation.