--- a/support/Xtreams__Encoder.st	Tue Jan 31 02:32:51 2012 +0000
+++ b/support/Xtreams__Encoder.st	Tue Jan 31 03:46:52 2012 +0000
@@ -47,6 +47,11 @@
 backupState
 !
 
+contentsSpecies
+
+        ^String
+!
+
 decodeFrom: aReadStream
 
 	^self subclassResponsibility