diff --git a/platform/util/base/multiplatform/src/com/intellij/util/text/CharArrayCharSequence.kt b/platform/util/base/multiplatform/src/com/intellij/util/text/CharArrayCharSequence.kt
index f4600ec5797b..42b8d1303ab2 100644
--- a/platform/util/base/multiplatform/src/com/intellij/util/text/CharArrayCharSequence.kt
+++ b/platform/util/base/multiplatform/src/com/intellij/util/text/CharArrayCharSequence.kt
@@ -39,7 +39,7 @@ open class CharArrayCharSequence(
   }
 
   override fun toString(): String {
-    return String(myChars, myStart, myEnd - myStart) //TODO StringFactory
+    return myChars.concatToString(myStart, myEnd) //TODO StringFactory
   }
 
   override val chars: CharArray