diff --git a/libraries/stdlib/src/kotlin/ArraysJVM.kt b/libraries/stdlib/src/kotlin/ArraysJVM.kt
index 44acc2573b9..235576a2241 100644
--- a/libraries/stdlib/src/kotlin/ArraysJVM.kt
+++ b/libraries/stdlib/src/kotlin/ArraysJVM.kt
@@ -105,9 +105,7 @@ public val ByteArray.inputStream : ByteArrayInputStream
 public fun ByteArray.inputStream(offset: Int, length: Int) : ByteArrayInputStream = ByteArrayInputStream(this, offset, length)
 
 public fun ByteArray.toString(encoding: String): String = String(this, encoding)
-public fun ByteArray.toString(): String = String(this)
-
-public fun ByteArray.toString(encoding: Charset) : String = String(this, encoding)
+public fun ByteArray.toString(encoding: Charset): String = String(this, encoding)
 
 [Intrinsic("kotlin.collections.copyToArray")] public fun <reified T> Collection<T>.copyToArray(): Array<T> =
         throw UnsupportedOperationException()
diff --git a/libraries/stdlib/test/StringJVMTest.kt b/libraries/stdlib/test/StringJVMTest.kt
index b4ba58b3103..621c982c048 100644
--- a/libraries/stdlib/test/StringJVMTest.kt
+++ b/libraries/stdlib/test/StringJVMTest.kt
@@ -324,8 +324,8 @@ class StringJVMTest {
     test fun toByteArrayEncodings() {
         val s = "hello"
         val defaultCharset = java.nio.charset.Charset.defaultCharset()!!
-        assertEquals(s.toByteArray().toString(), s.toByteArray(defaultCharset).toString())
-        assertEquals(s.toByteArray().toString(), s.toByteArray(defaultCharset.name()).toString())
+        assertEquals(String(s.toByteArray()), String(s.toByteArray(defaultCharset)))
+        assertEquals(String(s.toByteArray()), String(s.toByteArray(defaultCharset.name())))
     }
 
     test fun testReplaceAllClosure() {