diff --git a/playbooks/ldap.yml b/playbooks/ldap.yml
index 7379a52..6c97c98 100644
--- a/playbooks/ldap.yml
+++ b/playbooks/ldap.yml
@@ -19,7 +19,7 @@
         passno: "0"
         dump: "0"
         state: mounted
-      when: ldap_master is defined
+      when: ldap_master
 
   vars_files:
     - "{{ ansible_private }}/vars.yml"
@@ -28,8 +28,8 @@
     - base
     - ldap_server
     - role: kadmin
-      when: ldap_master is defined
+      when: ldap_master
     - role: ldap_netdb
-      when: ldap_master is defined
+      when: ldap_master
     - role: ldap_gravatar
-      when: ldap_master is defined
+      when: ldap_master