diff --git a/Makefile b/Makefile
index 2316b3e..a94d27f 100644
--- a/Makefile
+++ b/Makefile
@@ -2,7 +2,7 @@ DOMAIN=syseleven.de
 NAMESPACE=syseleven
 PKG_NAME=metakube
 BINARY=terraform-provider-${PKG_NAME}
-VERSION=5.3.0
+VERSION=5.3.1
 PLATFORM?=darwin_arm64
 SWEEP_DIR?=./metakube
 SWEEP?=all
diff --git a/docs/resources/node_deployment.md b/docs/resources/node_deployment.md
index 6244c2d..a634147 100644
--- a/docs/resources/node_deployment.md
+++ b/docs/resources/node_deployment.md
@@ -120,6 +120,7 @@ One of the following must be selected.
 * `use_floating_ip` - (Optional) Indicate use of floating ip in case of floating_ip_pool presense. Defaults to true.
 * `instance_ready_check_period` - (Optional) Specify custom value for how often to check if instance is ready before timing out.
 * `instance_ready_check_timeout` - (Optional) Specifies custom value for how long to check if instance is ready before timing out.
+* `server_group_id` - (Optional) Specifies custom value for the Openstack server group ID to use for the nodes. Defaults to a cluster-wide group.
 
 ### `aws`