diff --git a/native/native.tests/tests/org/jetbrains/kotlin/konan/blackboxtest/AbstractNativeKlibContentsTest.kt b/native/native.tests/tests/org/jetbrains/kotlin/konan/blackboxtest/AbstractNativeKlibContentsTest.kt
index 2d3ba5bf2a4..5e4858dcc2c 100644
--- a/native/native.tests/tests/org/jetbrains/kotlin/konan/blackboxtest/AbstractNativeKlibContentsTest.kt
+++ b/native/native.tests/tests/org/jetbrains/kotlin/konan/blackboxtest/AbstractNativeKlibContentsTest.kt
@@ -15,7 +15,7 @@ import org.jetbrains.kotlin.konan.blackboxtest.support.runner.*
 import org.jetbrains.kotlin.konan.blackboxtest.support.settings.*
 import org.jetbrains.kotlin.konan.blackboxtest.support.util.*
 import org.jetbrains.kotlin.test.services.JUnit5Assertions.assertEquals
-import org.junit.jupiter.api.Assumptions
+import org.jetbrains.kotlin.test.util.convertLineSeparators
 import org.junit.jupiter.api.Tag
 import java.io.File
 
@@ -57,7 +57,9 @@ abstract class AbstractNativeKlibContentsTest : AbstractNativeSimpleTest() {
     }
 
     private fun filterContentsOutput(contents: String, linestoExclude: List<String>) =
-        contents.split("\n").filterNot { line ->
-            linestoExclude.any { exclude -> exclude == line }
-        }.joinToString(separator = "\n")
+        contents.convertLineSeparators()
+            .split("\n")
+            .filterNot { line ->
+                linestoExclude.any { exclude -> exclude == line }
+            }.joinToString(separator = "\n")
 }