diff --git a/doc/ubuntu-build.1 b/doc/ubuntu-build.1
index 38ae1c6..9bb890e 100644
--- a/doc/ubuntu-build.1
+++ b/doc/ubuntu-build.1
@@ -9,12 +9,6 @@ ubuntu-build \- command-line interface to Launchpad build operations
 \fBubuntu-build\fR provides a command line interface to the Launchpad build
 operations.
 
-.PP
-\fBubuntu-build\fR uses a cookie file stored at \fI~/.lpcookie.txt\fR to authenticate
-to Launchpad.
-This cookie is created on run from the Mozilla Firefox cookie
-file at \fI~/.mozilla/*/*/cookies.sqlite\fR.
-
 .SH OPERATIONS
 Listed below are the available operations for \fBubuntu-build\fR:
 .TP