diff --git a/debian/README.source b/debian/README.source
index c6c4f59a8..5131e29bd 100644
--- a/debian/README.source
+++ b/debian/README.source
@@ -1,8 +1,8 @@
 Updating the upstream source
 ============================
 
-In addition to the build-dependencies, you will need the rsync and
-unifdef packages installed.
+In addition to the build-dependencies, you will need the rsync package
+installed.
 
 1) It is recommended to fetch the release tag from the relevant upstream git
    repository, one of: