diff --git a/setup/webmail.sh b/setup/webmail.sh
index e50b74d3..14f45ab8 100755
--- a/setup/webmail.sh
+++ b/setup/webmail.sh
@@ -38,7 +38,7 @@ HASH=df88deae691da3ecf3e9f0aee674c1f3042ea1eb
 VACATION_SIEVE_VERSION=91ea6f52216390073d1f5b70b5f6bea0bfaee7e5
 PERSISTENT_LOGIN_VERSION=117fbd8f93b56b2bf72ad055193464803ef3bc36
 HTML5_NOTIFIER_VERSION=968f570d46dd95fb86a14c69796a27e9f9ddaf6b
-UPDATE_KEY=$VERSION:$VACATION_SIEVE_VERSION:$PERSISTENT_LOGIN_VERSION:$HTML5_NOTIFIER_VERSION
+UPDATE_KEY=$VERSION:$VACATION_SIEVE_VERSION:$PERSISTENT_LOGIN_VERSION
 needs_update=0 #NODOC
 if [ ! -f /usr/local/lib/roundcubemail/version ]; then
 	# not installed yet #NODOC