diff --git a/VERSION b/VERSION
index d22ecb2..631d81e 100644
--- a/VERSION
+++ b/VERSION
@@ -1,3 +1,3 @@
-PLUGINVERSION=1.5
-PLUGINVERSIONINT=15
+PLUGINVERSION=1.6
+PLUGINVERSIONINT=16
 PLUGINNAME="irods_auth_plugin_krb"
diff --git a/packaging/irods_auth_plugin_krb.list.template b/packaging/irods_auth_plugin_krb.list.template
index 3c5accd..081450c 100644
--- a/packaging/irods_auth_plugin_krb.list.template
+++ b/packaging/irods_auth_plugin_krb.list.template
@@ -33,7 +33,7 @@ $IRODS_HOME_DIR=/var/lib/irods
 # preinstall
 # =-=-=-=-=-=-=-
 %preinstall << END_PREINSTALL
-REQUIRED_VERSION="4.1.11"
+REQUIRED_VERSION="4.1.12"
 DETECTED_VERSION=`python -c 'import json; print json.loads(open("/var/lib/irods/VERSION.json").read())["irods_version"]'`
 if [ "$$DETECTED_VERSION" != "$$REQUIRED_VERSION" ] ; then
     echo "Local iRODS is $$DETECTED_VERSION"