diff --git a/go.mod b/go.mod
new file mode 100644
index 0000000..1f443f0
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,11 @@
+module golang.org/x/exp
+
+go 1.11
+
+require (
+	github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802
+	golang.org/x/image v0.0.0-20190227222117-0694c2d4d067
+	golang.org/x/mobile v0.0.0-20190312151609-d3739f865fa6
+	golang.org/x/sys v0.0.0-20190312061237-fead79001313
+	golang.org/x/tools v0.0.0-20190312151545-0bb0c0a6e846
+)
diff --git a/go.sum b/go.sum
new file mode 100644
index 0000000..68064d8
--- /dev/null
+++ b/go.sum
@@ -0,0 +1,14 @@
+github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802 h1:1BDTz0u9nC3//pOCMdNH+CiXJVYJh5UQNCOBG7jbELc=
+github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
+golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
+golang.org/x/image v0.0.0-20190227222117-0694c2d4d067 h1:KYGJGHOQy8oSi1fDlSpcZF0+juKwk/hEMv5SiwHogR0=
+golang.org/x/image v0.0.0-20190227222117-0694c2d4d067/go.mod h1:kZ7UVZpmo3dzQBMxlp+ypCbDeSB+sBbTgSJuh5dn5js=
+golang.org/x/mobile v0.0.0-20190312151609-d3739f865fa6 h1:Tus/Y4w3V77xDsGwKUC8a/QrV7jScpU557J77lFffNs=
+golang.org/x/mobile v0.0.0-20190312151609-d3739f865fa6/go.mod h1:z+o9i4GpDbdi3rU15maQ/Ox0txvL9dWGYEHz965HBQE=
+golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
+golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/sys v0.0.0-20190312061237-fead79001313 h1:pczuHS43Cp2ktBEEmLwScxgjWsBSzdaQiKzUyf3DTTc=
+golang.org/x/sys v0.0.0-20190312061237-fead79001313/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
+golang.org/x/tools v0.0.0-20190312151545-0bb0c0a6e846 h1:0oJP+9s5Z3MT6dym56c4f7nVeujVpL1QyD2Vp/bTql0=
+golang.org/x/tools v0.0.0-20190312151545-0bb0c0a6e846/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=