diff --git a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/library/KonanLibrary.kt b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/library/KonanLibrary.kt
index a3fa2136d45..f9ec2a87105 100644
--- a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/library/KonanLibrary.kt
+++ b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/library/KonanLibrary.kt
@@ -46,7 +46,7 @@ interface KonanLibraryLayout {
     val escapeAnalysisFile
         get() = File(linkdataDir, "module_escape_analysis")
     fun packageFile(packageName: String)
-        = File(linkdataDir, if (packageName == "") "root_package" else "package_$packageName")
+        = File(linkdataDir, if (packageName == "") "root_package.knm" else "package_$packageName.knm")
 }
 
 interface KonanLibrary: KonanLibraryLayout {