diff --git a/NEWS b/NEWS
index 3039b3c..b264f6c 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,11 @@
+Release 2.0.1
+=============
+
+ * This release fixes problems on 64-bit implementations of Lispworks,
+   where sys:int32 arithmetic can overflow 32-bit values and hence
+   yield wrong results.
+
+
 Release 2.0.0
 =============
 
diff --git a/md5.asd b/md5.asd
index e8fdbb5..86fb5d9 100644
--- a/md5.asd
+++ b/md5.asd
@@ -14,6 +14,6 @@
   :author "Pierre R. Mai <pmai@pmsf.de>"
   :maintainer "Pierre R. Mai <pmai@pmsf.de>"
   :licence "Public Domain"
-  :version "2.0.0"
+  :version "2.0.1"
   #+sbcl :depends-on #+sbcl ("sb-rotate-byte")
   :components ((:file "md5")))