diff --git a/integration.sh b/integration.sh
index 032adcc..d76c345 100755
--- a/integration.sh
+++ b/integration.sh
@@ -3,4 +3,4 @@
 # Make sure we are in the directory this script is in.
 cd "$(dirname "$0")"
 
-perl -MTest::Harness -e '$$Test::Harness::debug=1; runtests @ARGV;' integration/*.t.pl
+perl -I. -MTest::Harness -e '$$Test::Harness::debug=1; runtests @ARGV;' integration/*.t.pl