diff --git a/portmap/manifests/init.pp b/portmap/manifests/init.pp
index 8473471..89caabc 100644
--- a/portmap/manifests/init.pp
+++ b/portmap/manifests/init.pp
@@ -43,6 +43,10 @@ class portmap::server {
     service { "portmap":
         ensure => running,
         name   => $service,
+        start  => $::operatingsystem ? {
+            "openbsd" => "/usr/sbin/portmap",
+            default   => undef,
+        },
         enable => true,
     }