diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 51d74e7..34f04d5 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
     package="danggai.app.parcelwhere">
 
     <uses-permission android:name="android.permission.INTERNET" />
@@ -15,6 +16,11 @@
         android:screenOrientation="portrait"
         >
 
+        <provider
+            android:name="androidx.work.impl.WorkManagerInitializer"
+            android:authorities="danggai.app.parcelwhere.App.workmanager-init"
+            tools:node="remove"/>
+
         <activity
             android:name="danggai.app.parcelwhere.ui.main.MainActivity"
             android:launchMode="singleTask" >
diff --git a/app/src/main/java/danggai/app/parcelwhere/App.kt b/app/src/main/java/danggai/app/parcelwhere/App.kt
index 22153b2..960af57 100644
--- a/app/src/main/java/danggai/app/parcelwhere/App.kt
+++ b/app/src/main/java/danggai/app/parcelwhere/App.kt
@@ -1,27 +1,33 @@
 package danggai.app.parcelwhere
 
 import android.app.Application
-import danggai.app.parcelwhere.di.NetworkModule
-import danggai.app.parcelwhere.di.RoomModule
-import danggai.app.parcelwhere.di.ViewModelModule
-import danggai.app.parcelwhere.di.repositoryModule
+import androidx.work.DelegatingWorkerFactory
+import androidx.work.WorkerFactory
+import danggai.app.parcelwhere.di.*
 import danggai.app.parcelwhere.util.log
+import danggai.app.parcelwhere.worker.MyWorkerFactory
 import io.reactivex.exceptions.UndeliverableException
 import io.reactivex.plugins.RxJavaPlugins
 import org.koin.android.ext.koin.androidContext
 import org.koin.android.ext.koin.androidLogger
+import org.koin.androidx.workmanager.koin.workManagerFactory
+import org.koin.core.KoinExperimentalAPI
 import org.koin.core.context.startKoin
 import java.io.IOException
 import java.net.SocketException
 
+
 class App: Application() {
 
+    @KoinExperimentalAPI
     override fun onCreate() {
         super.onCreate()
+
         startKoin {
             androidLogger()
             androidContext(this@App)
-            modules(listOf(ViewModelModule, NetworkModule, repositoryModule, RoomModule))
+            workManagerFactory()
+            modules(listOf(ViewModelModule, NetworkModule, repositoryModule, RoomModule, WorkerFactoryModule))
         }
 
         RxJavaPlugins.setErrorHandler { e ->
@@ -38,5 +44,4 @@ class App: Application() {
             }
         }
     }
-
 }
\ No newline at end of file
diff --git a/app/src/main/java/danggai/app/parcelwhere/di/WorkerFactoryModule.kt b/app/src/main/java/danggai/app/parcelwhere/di/WorkerFactoryModule.kt
new file mode 100644
index 0000000..9e0eba8
--- /dev/null
+++ b/app/src/main/java/danggai/app/parcelwhere/di/WorkerFactoryModule.kt
@@ -0,0 +1,14 @@
+package danggai.app.parcelwhere.di
+
+import androidx.work.WorkerFactory
+import danggai.app.parcelwhere.data.api.ApiInterface
+import danggai.app.parcelwhere.data.api.ApiRepository
+import danggai.app.parcelwhere.worker.MyWorkerFactory
+import danggai.app.parcelwhere.worker.RefreshWorker
+import org.koin.androidx.workmanager.dsl.worker
+import org.koin.dsl.module
+import retrofit2.Retrofit
+
+val WorkerFactoryModule = module {
+    worker { params -> RefreshWorker(get(), get(), workerParams = params.get()) }
+}
\ No newline at end of file