diff --git a/handlers/main.yml b/handlers/main.yml
index ef2d5f1..be3140b 100644
--- a/handlers/main.yml
+++ b/handlers/main.yml
@@ -4,7 +4,7 @@
   command: newaliases
 
 - name: new virtual aliases
-  command: postmap /etc/postfix/virtual
+  command: postmap hash:/etc/postfix/virtual
 
 - name: postmap sasl_passwd
   command: postmap hash:/etc/postfix/sasl_passwd