diff --git a/ps2_usb/README b/ps2_usb/README
index fe651f031..c10393e5e 100644
--- a/ps2_usb/README
+++ b/ps2_usb/README
@@ -37,7 +37,7 @@ For a. Simple and stupid and b. Interrupt implementaion:
     In this photo Vcc is yellow, GND is green, Data is red and Clock is black.
     http://img17.imageshack.us/img17/7243/201101181933.jpg
 For c. USART implementation:
-    In case of Teensny(ATMega32u4) CLock is on PD2 and Data on PD5.
+    In case of Teensny(ATMega32u4) CLock is on PD5 and Data on PD2.
 
 
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