gistfile1.perl

diff --git a/Makefile.PL b/Makefile.PL
index 28d5dac..ecd609a 100644
--- a/Makefile.PL
+++ b/Makefile.PL
@@ -89,6 +89,14 @@ my $test_requires = {
   'Package::Stash'           => '0.28',
 };
 
+use FindBin '$Bin';
+require "$Bin/lib/DBIx/Class/Optional/Dependencies.pm";
+
+# if the user has this env var set and no SQLT installed, tests will fail
+if ($ENV{DBICTEST_SQLT_DEPLOY}) {
+  test_requires %{ DBIx::Class::Optional::Dependencies->req_list_for('deploy') };
+}
+
 # Bail out on parallel testing
 if (
   ($ENV{HARNESS_OPTIONS}||'') =~ / (?: ^ | \: ) j(\d+) /x
diff --git a/lib/DBIx/Class/Optional/Dependencies.pm b/lib/DBIx/Class/Optional/Dependencies.pm
index 20fe329..7583662 100644
--- a/lib/DBIx/Class/Optional/Dependencies.pm
+++ b/lib/DBIx/Class/Optional/Dependencies.pm
@@ -1,6 +1,7 @@
 package DBIx::Class::Optional::Dependencies;
 
 use warnings;
+no warnings 'redefine';
 use strict;
 
 use Carp ();