diff --git a/app/src/main/kotlin/jackall/overlaymulticounter/Const.kt b/app/src/main/kotlin/jackall/overlaymulticounter/Const.kt
index 811c0d5..eed9398 100644
--- a/app/src/main/kotlin/jackall/overlaymulticounter/Const.kt
+++ b/app/src/main/kotlin/jackall/overlaymulticounter/Const.kt
@@ -9,5 +9,8 @@
         const val serviceNotificationId = 1
         const val moveButtonActiveAlpha = 1f
         const val moveButtonInactiveAlpha = 0.7f
+        const val mainBannerUnitId = "ca-app-pub-6316747512041615/9128099610"
+        const val overlayBannerUnitId = "ca-app-pub-6316747512041615/6310364583"
+        const val interstitialUnitId = "ca-app-pub-6316747512041615/7926698582"
     }
 }
\ No newline at end of file