--- a/ImmutableString.st	Sun Jun 09 14:15:05 2019 +0200
+++ b/ImmutableString.st	Sun Jun 09 14:55:20 2019 +0200
@@ -1,3 +1,5 @@
+"{ Encoding: utf8 }"
+
 "
  COPYRIGHT (c) 1998 by eXept Software AG
 	      All Rights Reserved
@@ -258,7 +260,12 @@
 !ImmutableString methodsFor:'queries'!
 
 isImmutable
+    "return true, if the receiver is immutable.
+     Since I am an immutable string, return always true here"
+
     ^ true
+
+    "Modified (comment): / 09-06-2019 / 14:54:49 / Claus Gittinger"
 ! !
 
 !ImmutableString methodsFor:'specials'!