diff --git a/ldap/manifests/init.pp b/ldap/manifests/init.pp
index 902caa8..fa6d768 100644
--- a/ldap/manifests/init.pp
+++ b/ldap/manifests/init.pp
@@ -486,7 +486,7 @@ class ldap::server {
     }
 
     exec { "slaptest":
-        command     => "slaptest",
+        command     => "slaptest -f ${config}/slapd.conf",
         path        => "/bin:/usr/bin:/sbin:/usr/sbin:/usr/local/bin:/usr/local/sbin",
         refreshonly => true,
         require     => File["${config}/slapd.conf.d"],