diff --git a/src/androidMain/kotlin/ResultChecker.kt b/src/androidMain/kotlin/ResultChecker.kt
index eb57e3c..961becd 100644
--- a/src/androidMain/kotlin/ResultChecker.kt
+++ b/src/androidMain/kotlin/ResultChecker.kt
@@ -3,12 +3,6 @@ package dev.inmo.krontab
 import android.annotation.SuppressLint
 import androidx.work.ListenableWorker
 
-@SuppressLint("RestrictedApi")
-internal fun ListenableWorker.Result.isSuccess() = this is ListenableWorker.Result.Success
-
-@SuppressLint("RestrictedApi")
-internal fun ListenableWorker.Result.isFailure() = this is ListenableWorker.Result.Failure
-
 @SuppressLint("RestrictedApi")
 internal inline fun ListenableWorker.Result.checkResults(
     onFailure: () -> Unit,