diff --git a/app/src/main/kotlin/jackall/overlaymulticounter/utils/AdUtil.kt b/app/src/main/kotlin/jackall/overlaymulticounter/utils/AdUtil.kt
index 3e57027..5f90e09 100644
--- a/app/src/main/kotlin/jackall/overlaymulticounter/utils/AdUtil.kt
+++ b/app/src/main/kotlin/jackall/overlaymulticounter/utils/AdUtil.kt
@@ -5,7 +5,6 @@
 import com.google.android.gms.ads.AdRequest
 import com.google.android.gms.ads.AdSize
 import com.google.android.gms.ads.AdView
-import com.google.android.gms.ads.MobileAds
 
 /**
  * Created by matsumoto_k on 2017/11/10.
@@ -13,7 +12,6 @@
 class AdUtil {
     companion object {
         fun startBannerAd(context: Context, frameLayout: FrameLayout, adSize: AdSize, unitId: String) {
-            MobileAds.initialize(context)
             val adBannerView = AdView(context)
             adBannerView.adSize = adSize
             adBannerView.adUnitId = unitId