diff --git a/lib/units/device/resources/service.js b/lib/units/device/resources/service.js
index c4e4a5e2..893d1247 100644
--- a/lib/units/device/resources/service.js
+++ b/lib/units/device/resources/service.js
@@ -19,7 +19,7 @@ module.exports = syrup.serial()
       pathutil.vendor('STFService/wire.proto'))
 
     var resource = {
-      requiredVersion: '2.4.3'
+      requiredVersion: '2.4.6'
     , pkg: 'jp.co.cyberagent.stf'
     , main: 'jp.co.cyberagent.stf.Agent'
     , apk: pathutil.vendor('STFService/STFService.apk')
diff --git a/package.json b/package.json
index ff3423fa..84437c17 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,7 @@
   },
   "dependencies": {
     "@slack/client": "^3.5.4",
-    "@devicefarmer/adbkit": "^3.2.0",
+    "@devicefarmer/adbkit": "^2.11.3",
     "@devicefarmer/adbkit-apkreader": "^3.2.2",
     "@devicefarmer/adbkit-monkey": "^1.1.0",
     "android-device-list": "^1.2.1",