diff --git a/lib/ansible/modules/extras/windows/win_acl.ps1 b/lib/ansible/modules/extras/windows/win_acl.ps1
index 370c2ed04e..3d8cd48df0 100644
--- a/lib/ansible/modules/extras/windows/win_acl.ps1
+++ b/lib/ansible/modules/extras/windows/win_acl.ps1
@@ -94,7 +94,7 @@ $path = Get-Attr $params "path" -failifempty $true
 $user = Get-Attr $params "user" -failifempty $true
 $rights = Get-Attr $params "rights" -failifempty $true
 
-$type = Get-Attr $params "type" -validateSet "allow","deny" -resultobj $result
+$type = Get-Attr $params "type" -failifempty $true -validateSet "allow","deny" -resultobj $result
 $state = Get-Attr $params "state" "present" -validateSet "present","absent" -resultobj $result
 
 $inherit = Get-Attr $params "inherit" ""