diff --git a/scripts/run_maintain_playbook.sh b/scripts/run_maintain_playbook.sh
index f2b8a80..c677ec7 100755
--- a/scripts/run_maintain_playbook.sh
+++ b/scripts/run_maintain_playbook.sh
@@ -1,3 +1,11 @@
 #!/bin/bash
+
+LOCK_FILE=/tmp/vmn_ansible_lock_file.lock
+
+while [ -f "$LOCK_FILE" ]
+do
+  sleep 1s
+done
+
 source .venv/bin/activate
 ansible-playbook playbooks/maintain.yaml --vault-pass-file ~/vault_password -i inventory/hosts.yaml --private-key ~/.ssh/ansible_key
diff --git a/scripts/update_modules.sh b/scripts/update_modules.sh
index 624d2e5..2e88220 100755
--- a/scripts/update_modules.sh
+++ b/scripts/update_modules.sh
@@ -1,5 +1,8 @@
 #!/bin/bash
 
+# Create a lock file to prevent other scripts from running with old modules
+touch /tmp/vmn_ansible_lock_file.lock
+
 source .venv/bin/activate
 
 # Install python packages
@@ -10,3 +13,6 @@ ansible-galaxy collection install -r requirements.yml -p ./collections/
 
 # Install roles
 ansible-galaxy role install -r requirements.yml -p ./roles/
+
+# Installation is finished, remove the lock
+rm /tmp/vmn_ansible_lock_file.lock