Index: autogen.sh
==================================================================
--- autogen.sh
+++ autogen.sh
@@ -1,11 +1,11 @@
 #!/bin/sh
 set -e
 
 # Set a version for OpenBSD
 : ${AUTOCONF_VERSION:=2.69}
-: ${AUTOMAKE_VERSION:=1.15}
+: ${AUTOMAKE_VERSION:=1.16}
 export AUTOCONF_VERSION AUTOMAKE_VERSION
 
 aclocal -I build-aux/m4
 autoconf
 autoheader