diff --git a/compiler/testData/codegen/box/extensionFunctions/whenFail.kt b/compiler/testData/codegen/box/extensionFunctions/whenFail.kt
index ce763e026be..aa629f45bbe 100644
--- a/compiler/testData/codegen/box/extensionFunctions/whenFail.kt
+++ b/compiler/testData/codegen/box/extensionFunctions/whenFail.kt
@@ -4,6 +4,7 @@
 // IGNORE_BACKEND: JS_IR_ES6
 // TODO: muted automatically, investigate should it be ran for JS or not
 // IGNORE_BACKEND: JS
+// IGNORE_BACKEND: NATIVE
 
 fun StringBuilder.takeFirst(): Char {
   if (this.length == 0) return 0.toChar()