diff --git a/pkg.pl b/pkg.pl
index b54b927..44393f8 100755
--- a/pkg.pl
+++ b/pkg.pl
@@ -115,11 +115,14 @@ sub createIDX {
 
 sub run {
     my ( $cmd, $name ) = @_;
-    return if $b{$name};
+    return if defined $b{$name};
+
     my $module = "OpenBSD::Pkg\u$cmd";
+
     ## no critic
     eval "require $module";
     ## use critic
+
     if ($@) {
         die $@;
     }