diff --git a/roles/xmpp_server/molecule/default/molecule.yml b/roles/xmpp_server/molecule/default/molecule.yml
index ccab0babd34b9aebe8c43acde56cdd4615dc0734..cfea2182b4a23158f932bc54e099f1283c1a087a 100644
--- a/roles/xmpp_server/molecule/default/molecule.yml
+++ b/roles/xmpp_server/molecule/default/molecule.yml
@@ -41,6 +41,11 @@ platforms:
         ip: 192.168.56.21
         network_name: private_network
         type: static
+      - auto_config: true
+        ip: fd00::192:168:56:21
+        network_name: private_network
+        netmask: 116
+        type: static
 
   - name: parameters-mandatory-bookworm
     groups:
@@ -54,6 +59,11 @@ platforms:
         ip: 192.168.56.31
         network_name: private_network
         type: static
+      - auto_config: true
+        ip: fd00::192:168:56:31
+        network_name: private_network
+        netmask: 116
+        type: static
 
   - name: parameters-optional-bookworm
     groups:
@@ -67,6 +77,11 @@ platforms:
         ip: 192.168.56.32
         network_name: private_network
         type: static
+      - auto_config: true
+        ip: fd00::192:168:56:32
+        network_name: private_network
+        netmask: 116
+        type: static
 
 
 provisioner:
diff --git a/roles/xmpp_server/molecule/default/prepare.yml b/roles/xmpp_server/molecule/default/prepare.yml
index a568bc57f92616cf45c07fdffb27e1637d01114b..c0a1bdfa75f95dc6c88b37fbab3f4865b1c0856b 100644
--- a/roles/xmpp_server/molecule/default/prepare.yml
+++ b/roles/xmpp_server/molecule/default/prepare.yml
@@ -93,6 +93,9 @@
         192.168.56.21: "client-bookworm"
         192.168.56.31: "parameters-mandatory domain1 proxy.domain1 conference.domain1"
         192.168.56.32: "parameters-optional domain2 proxy.domain2 conference.domain2 domain3 proxy.domain3 conference.domain3"
+        fd00::192:168:56:21: "client-bookworm"
+        fd00::192:168:56:31: "parameters-mandatory domain1 proxy.domain1 conference.domain1"
+        fd00::192:168:56:32: "parameters-optional domain2 proxy.domain2 conference.domain2 domain3 proxy.domain3 conference.domain3"
 
 - name: Prepare, helpers
   hosts: clients
diff --git a/roles/xmpp_server/molecule/default/tests/test_client.py b/roles/xmpp_server/molecule/default/tests/test_client.py
index 506962b96e1b670bae901da54682dd12c0edd230..ad658a68c96c11198a2bef133c5065d3bc5b10eb 100644
--- a/roles/xmpp_server/molecule/default/tests/test_client.py
+++ b/roles/xmpp_server/molecule/default/tests/test_client.py
@@ -11,14 +11,15 @@ testinfra_hosts = testinfra.utils.ansible_runner.AnsibleRunner(
 
 @pytest.mark.parametrize('server', ['parameters-mandatory', 'parameters-optional'])
 @pytest.mark.parametrize('port', [5222, 5223, 5000, 5269])
-def test_connectivity(host, server, port):
+@pytest.mark.parametrize('ip_protocol', [4, 6])
+def test_connectivity(host, server, port, ip_protocol):
     """
     Tests connectivity to the XMPP server (ports that should be reachable).
     """
 
     with host.sudo():
 
-        scan = host.run('nmap -p %s -oG - %s', str(port), server)
+        scan = host.run('nmap -%s -p %s -oG - %s', str(ip_protocol), str(port), server)
         assert scan.rc == 0
         assert "Ports: %d/open/tcp//" % port in scan.stdout