include dh in syntax check

diff --git a/t/syntax b/t/syntax
index 76fd46a..f80fa97 100755 (executable)
--- a/t/syntax
+++ b/t/syntax
@@ -1,7 +1,7 @@
 #!/usr/bin/perl
 use Test;
 
-my @progs=grep { -x $_ } glob("dh_*");
+my @progs=grep { -x $_ } glob("dh_*"), "dh";
 my @libs=glob("Debian/Debhelper/*.pm");
 
 plan(tests => (@progs + @libs));