diff --git a/doc/rcs/gitmanual.mdwn b/doc/rcs/gitmanual.mdwn
index 528232856..b25b6b98a 100644
--- a/doc/rcs/gitmanual.mdwn
+++ b/doc/rcs/gitmanual.mdwn
@@ -71,4 +71,8 @@ Great, we see the usb.mdwn file has been modified. Now we need to check it out t
 # Stuff I am confused about
 
 * this master/origin stuff
-* why do I have to explicitly say the filename "usb.mdwn" for it to be updated?
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+* why do I have to explicitly say the filename "usb.mdwn" for it to be updated?
+
+# Ack
+
+Thanks to gitte on #git on Freenode
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