diff --git a/VERSION b/VERSION
index 07a53b92..c8531ecd 100644
--- a/VERSION
+++ b/VERSION
@@ -1,3 +1,3 @@
-PLUGINVERSION=1.5
-PLUGINVERSIONINT=150
+PLUGINVERSION=1.6
+PLUGINVERSIONINT=160
 PLUGINNAME="irods_resource_plugin_s3"
diff --git a/packaging/irods_resource_plugin_s3.list.template b/packaging/irods_resource_plugin_s3.list.template
index fdada9d7..e138cb45 100644
--- a/packaging/irods_resource_plugin_s3.list.template
+++ b/packaging/irods_resource_plugin_s3.list.template
@@ -26,7 +26,7 @@ $OS_IRODS_HOME_DIR=/var/lib/irods
 # preinstall
 # =-=-=-=-=-=-=-
 %preinstall << END_PREINSTALL
-REQUIRED_VERSION="4.1.10"
+REQUIRED_VERSION="4.1.11"
 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"