diff --git a/go.mod b/go.mod
new file mode 100644
index 0000000..39b5166
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,5 @@
+module multini
+
+go 1.13
+
+require github.com/juju/gnuflag v0.0.0-20171113085948-2ce1bb71843d
diff --git a/go.sum b/go.sum
new file mode 100644
index 0000000..324b075
--- /dev/null
+++ b/go.sum
@@ -0,0 +1,2 @@
+github.com/juju/gnuflag v0.0.0-20171113085948-2ce1bb71843d h1:c93kUJDtVAXFEhsCh5jSxyOJmFHuzcihnslQiX8Urwo=
+github.com/juju/gnuflag v0.0.0-20171113085948-2ce1bb71843d/go.mod h1:2PavIy+JPciBPrBUjwbNvtwB6RQlve+hkpll6QSNmOE=