diff --git a/doc/deployment/deploy/ansible.md b/doc/deployment/deploy/ansible.md
index d8a933f36..726d10049 100644
--- a/doc/deployment/deploy/ansible.md
+++ b/doc/deployment/deploy/ansible.md
@@ -97,7 +97,7 @@ for deploying
 
 This is for deploying software to NDXes. Currently this stops the server if it is running and installs the JDK using the `jdk` role. 
 
-To use this you need to run `ansible-playbook windows/instrument_deploy.yaml` - it should prompt for hosts. 
+To use this you need to run `ansible-playbook windows/instrument_deploy.yaml --ask-vault-pass` - it should prompt for hosts. 
 
 ### `deploy_wincred.yaml`