diff --git a/go.mod b/go.mod
index dc8b71a..b67133f 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module git.wow.st/gmp/hrm
 go 1.13
 
 require (
-	gioui.org v0.0.0-20191024154924-88adc0ee1a0b
-	git.wow.st/gmp/ble v0.0.0-20191025185913-5955e369e4eb
+	gioui.org v0.0.0-20191028123051-439d3e652c8f
+	git.wow.st/gmp/ble v0.0.0-20191028152114-c911bbb547bc
 	gopkg.in/yaml.v2 v2.2.4
 )
diff --git a/go.sum b/go.sum
index aa10606..2653bfa 100644
--- a/go.sum
+++ b/go.sum
@@ -1,10 +1,16 @@
 dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU=
 gioui.org v0.0.0-20191024154924-88adc0ee1a0b h1:h+Ot0YwjtLHkFlLVbiS3R8gS0cyk6/xkKWNlWAcXtFs=
 gioui.org v0.0.0-20191024154924-88adc0ee1a0b/go.mod h1:KqFFi2Dq5gYA3FJ0sDOt8OBXoMsuxMtE8v2f0JExXAY=
+gioui.org v0.0.0-20191028123051-439d3e652c8f h1:ezHtZUPYXzpRD47QOaAkpTTncWNhJvmUKS/+1yFLQUg=
+gioui.org v0.0.0-20191028123051-439d3e652c8f/go.mod h1:KqFFi2Dq5gYA3FJ0sDOt8OBXoMsuxMtE8v2f0JExXAY=
 git.wow.st/gmp/ble v0.0.0-20191025130954-ec02bc7bcc2b h1:qttVD1iumDo7WWzyIJAUkis+Yh8QB07RXJcbAgCfEZI=
 git.wow.st/gmp/ble v0.0.0-20191025130954-ec02bc7bcc2b/go.mod h1:MiidWVofL6FTtRokC5JGBdVUhKyvZtnia5noj08r944=
 git.wow.st/gmp/ble v0.0.0-20191025185913-5955e369e4eb h1:vebHnxVY7EvVzafTGFKQWR0Q3uV4jaoOTL0qS/iDP9Y=
 git.wow.st/gmp/ble v0.0.0-20191025185913-5955e369e4eb/go.mod h1:MiidWVofL6FTtRokC5JGBdVUhKyvZtnia5noj08r944=
+git.wow.st/gmp/ble v0.0.0-20191028132523-2d4f106dd76c h1:GUCh9nytD5hEqw8B5/vXtY8cVCZTraJVs8mtncs10M0=
+git.wow.st/gmp/ble v0.0.0-20191028132523-2d4f106dd76c/go.mod h1:MiidWVofL6FTtRokC5JGBdVUhKyvZtnia5noj08r944=
+git.wow.st/gmp/ble v0.0.0-20191028152114-c911bbb547bc h1:wh2wjBt1/b+pH9PPP2TJZzv8HjpwsN0t+rN6dRwAfvY=
+git.wow.st/gmp/ble v0.0.0-20191028152114-c911bbb547bc/go.mod h1:MiidWVofL6FTtRokC5JGBdVUhKyvZtnia5noj08r944=
 github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
 github.com/go-gl/glfw v0.0.0-20190409004039-e6da0acd62b1/go.mod h1:vR7hzQXu2zJy9AVAgeJqvqgH9Q5CA+iKCZ2gyEVpxRU=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
diff --git a/main.go b/main.go
index 717eb08..b0a5ad6 100644
--- a/main.go
+++ b/main.go
@@ -73,6 +73,7 @@ func eventloop() {
 		app.Size(unit.Dp(400), unit.Dp(400)),
 		app.Title("HRM"),
 	)
+	ble.Init() // allow ble driver to set up the JVM on Android
 	gofont.Register()
 	th := material.NewTheme()
 	gtx := &layout.Context{Queue: w.Queue()}