diff --git a/libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/targets/native/tasks/KotlinNativeCompilerArgBuilder.kt b/libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/targets/native/tasks/KotlinNativeCompilerArgBuilder.kt
index cab23480832..9f62bded6c5 100644
--- a/libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/targets/native/tasks/KotlinNativeCompilerArgBuilder.kt
+++ b/libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/targets/native/tasks/KotlinNativeCompilerArgBuilder.kt
@@ -68,7 +68,7 @@ internal fun buildKotlinNativeKlibCompilerArgs(
     if (sharedCompilationData != null) {
         val refinesPaths = sharedCompilationData.refinesPaths.files
         if (refinesPaths.isNotEmpty()) {
-            addArg("-Xrefines-paths", refinesPaths.joinToString(separator = ",") { it.absolutePath })
+            add("-Xrefines-paths=${refinesPaths.joinToString(separator = ",") { it.absolutePath }}")
         }
     }