diff --git a/etc/webc/functions.sh b/etc/webc/functions.sh
index 91cb1d9325..a0f2d18ef8 100755
--- a/etc/webc/functions.sh
+++ b/etc/webc/functions.sh
@@ -160,7 +160,7 @@ generate_live_config()
 	local bootparams=$(get_bootparams "$git_repo" "$git_revision")
 
 	# TODO: Unhardcode this list
-	local flavours="486 686-pae"
+	local flavours="686-pae"
 
 	if ! [ -r "${dir}/boot/live.cfg.in" ]; then
 		logs "live.cfg.in not found, skipping bootloader update!"
diff --git a/etc/webc/upgrade.sh b/etc/webc/upgrade.sh
index af11d19dbd..940c5a8cfb 100755
--- a/etc/webc/upgrade.sh
+++ b/etc/webc/upgrade.sh
@@ -16,18 +16,13 @@ fi
 # the revision we should fetch from the git server (it
 # can only be a branch or tag name, since we can't fetch
 # a sha directly).
-# update_revision is optional and can be used to specify
-# a sha of a revision to update to (but it must be
-# "included" in the fetch triggered by fetch_revision).
-# If no update_revision is given, the revision specified
-# by fetch_revision is used.
 #
-# Note that there is a third revision parameter,
+# Note that there is a second revision parameter,
 # git_revision, which must always contain a sha and must
 # only be used on the real kernel cmdline in the
 # bootloader config to tell the initrd which revision to
 # mount. It is automatically generated below based on
-# fetch_revision / update_revision.
+# fetch_revision.
 
 if cmdline_has fetch-revision
 then
@@ -36,8 +31,6 @@ else
 	fetch_revision=master
 fi
 
-update_revision=$(cmdline_get update-revision)
-
 logs "Fetching git revision ${fetch_revision}"
 
 # Fetch the git revision. It will not be stored