diff --git a/setup/webmail.sh b/setup/webmail.sh
index 6cbe55f9..ce5c3fd0 100755
--- a/setup/webmail.sh
+++ b/setup/webmail.sh
@@ -28,8 +28,8 @@ apt_install \
 # Install Roundcube from source if it is not already present or if it is out of date.
 # Combine the Roundcube version number with the commit hash of plugins to track
 # whether we have the latest version of everything.
-VERSION=1.3.10
-HASH=431625fc737e301f9b7e502cccc61e50a24786b8
+VERSION=1.4.0
+HASH=9fc48d47a9ba89ce02e1aab38e01cf3ff6838c68
 PERSISTENT_LOGIN_VERSION=dc5ca3d3f4415cc41edb2fde533c8a8628a94c76
 HTML5_NOTIFIER_VERSION=4b370e3cd60dabd2f428a26f45b677ad1b7118d5
 CARDDAV_VERSION=3.0.3
@@ -123,7 +123,7 @@ cat > $RCM_CONFIG <<EOF;
 \$config['product_name'] = '$PRIMARY_HOSTNAME Webmail';
 \$config['des_key'] = '$SECRET_KEY';
 \$config['plugins'] = array('html5_notifier', 'archive', 'zipdownload', 'password', 'managesieve', 'jqueryui', 'persistent_login', 'carddav');
-\$config['skin'] = 'larry';
+\$config['skin'] = 'elastic';
 \$config['login_autocomplete'] = 2;
 \$config['password_charset'] = 'UTF-8';
 \$config['junk_mbox'] = 'Spam';