diff --git a/roles/geerlingguy.nfs_server/.github/workflows/ci.yml b/roles/geerlingguy.nfs_server/.github/workflows/ci.yml
index a250d28e..df8359c6 100644
--- a/roles/geerlingguy.nfs_server/.github/workflows/ci.yml
+++ b/roles/geerlingguy.nfs_server/.github/workflows/ci.yml
@@ -42,7 +42,6 @@ jobs:
       matrix:
         distro:
           - rockylinux8
-          - centos7
           - ubuntu2004
 
     steps:
diff --git a/roles/geerlingguy.nfs_server/defaults/main.yml b/roles/geerlingguy.nfs_server/defaults/main.yml
index 69bd938c..0bc919fb 100644
--- a/roles/geerlingguy.nfs_server/defaults/main.yml
+++ b/roles/geerlingguy.nfs_server/defaults/main.yml
@@ -3,5 +3,3 @@ nfs_exports: []
 
 nfs_rpcbind_state: started
 nfs_rpcbind_enabled: true
-
-nfs_port: 33333
diff --git a/roles/geerlingguy.nfs_server/molecule/default/molecule.yml b/roles/geerlingguy.nfs_server/molecule/default/molecule.yml
index 44ed1958..d291e5b6 100644
--- a/roles/geerlingguy.nfs_server/molecule/default/molecule.yml
+++ b/roles/geerlingguy.nfs_server/molecule/default/molecule.yml
@@ -9,7 +9,8 @@ platforms:
     image: "geerlingguy/docker-${MOLECULE_DISTRO:-centos7}-ansible:latest"
     command: ${MOLECULE_DOCKER_COMMAND:-""}
     volumes:
-      - /sys/fs/cgroup:/sys/fs/cgroup:ro
+      - /sys/fs/cgroup:/sys/fs/cgroup:rw
+    cgroupns_mode: host
     privileged: true
     pre_build_image: true
 provisioner:
diff --git a/roles/geerlingguy.nfs_server/tasks/main.yml b/roles/geerlingguy.nfs_server/tasks/main.yml
index 377b5a59..41000309 100644
--- a/roles/geerlingguy.nfs_server/tasks/main.yml
+++ b/roles/geerlingguy.nfs_server/tasks/main.yml
@@ -31,14 +31,6 @@
     mode: 0644
   notify: reload nfs
 
-- name: set port
-# https://serverfault.com/questions/377170/which-ports-do-i-need-to-open-in-the-firewall-to-use-nfs
-  ansible.builtin.lineinfile:
-    path: /etc/default/nfs-kernel-server
-    regexp: 'RPCMOUNTDOPTS=--manage-gids'
-    line: RPCMOUNTDOPTS="--port {{ nfs_port }}"
-  notify: reload nfs
-
 - name: Ensure nfs is running.
   service: "name={{ nfs_server_daemon }} state=started enabled=yes"
   when: nfs_exports|length