diff --git a/Shorewall-shell/install.sh b/Shorewall-shell/install.sh
index 2bf8e8dfb..c29391850 100755
--- a/Shorewall-shell/install.sh
+++ b/Shorewall-shell/install.sh
@@ -22,7 +22,7 @@
 #       Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA
 #
 
-VERSION=3.4.2
+VERSION=3.9.1
 
 usage() # $1 = exit status
 {