diff --git a/roles/ldap_server/molecule/default/molecule.yml b/roles/ldap_server/molecule/default/molecule.yml
index 0f26fe449cebb8985945217d2abb374f5c9eabca..d09a21244629c88a9a95f7b56a2e6af2505e316e 100644
--- a/roles/ldap_server/molecule/default/molecule.yml
+++ b/roles/ldap_server/molecule/default/molecule.yml
@@ -15,12 +15,12 @@ lint:
 platforms:
 
   - name: client
-    box: debian/contrib-buster64
+    box: debian/bullseye64
     memory: 512
     cpus: 1
     interfaces:
       - auto_config: true
-        ip: 192.168.56.10
+        ip: 192.168.56.11
         network_name: private_network
         type: static