diff --git a/molecule/calico/overrides.yml b/molecule/calico/overrides.yml
index 4f568902..88d71cd2 100644
--- a/molecule/calico/overrides.yml
+++ b/molecule/calico/overrides.yml
@@ -1,6 +1,7 @@
 ---
 - name: Apply overrides
   hosts: all
+  serial: 1
   tasks:
     - name: Override host variables
       ansible.builtin.set_fact:
diff --git a/molecule/cilium/overrides.yml b/molecule/cilium/overrides.yml
index 9ef8a576..236bd4bf 100644
--- a/molecule/cilium/overrides.yml
+++ b/molecule/cilium/overrides.yml
@@ -1,6 +1,7 @@
 ---
 - name: Apply overrides
   hosts: all
+  serial: 1
   tasks:
     - name: Override host variables
       ansible.builtin.set_fact:
diff --git a/molecule/default/overrides.yml b/molecule/default/overrides.yml
index 77cb73ed..6485896f 100644
--- a/molecule/default/overrides.yml
+++ b/molecule/default/overrides.yml
@@ -1,6 +1,7 @@
 ---
 - name: Apply overrides
   hosts: all
+  serial: 1
   tasks:
     - name: Override host variables
       ansible.builtin.set_fact:
diff --git a/molecule/ipv6/overrides.yml b/molecule/ipv6/overrides.yml
index a73333bf..2e51aee6 100644
--- a/molecule/ipv6/overrides.yml
+++ b/molecule/ipv6/overrides.yml
@@ -1,6 +1,7 @@
 ---
 - name: Apply overrides
   hosts: all
+  serial: 1
   tasks:
     - name: Override host variables (1/2)
       ansible.builtin.set_fact:
diff --git a/molecule/kube-vip/overrides.yml b/molecule/kube-vip/overrides.yml
index cdfa0902..5b4f1e47 100644
--- a/molecule/kube-vip/overrides.yml
+++ b/molecule/kube-vip/overrides.yml
@@ -1,6 +1,7 @@
 ---
 - name: Apply overrides
   hosts: all
+  serial: 1
   tasks:
     - name: Override host variables
       ansible.builtin.set_fact:
diff --git a/molecule/single_node/overrides.yml b/molecule/single_node/overrides.yml
index 17857be5..e601096a 100644
--- a/molecule/single_node/overrides.yml
+++ b/molecule/single_node/overrides.yml
@@ -1,6 +1,7 @@
 ---
 - name: Apply overrides
   hosts: all
+  serial: 1
   tasks:
     - name: Override host variables
       ansible.builtin.set_fact: