diff --git a/README b/README
index 1e7fd6fad41ac51ed439a598fb7194ed51318493..1d6c84694ab962a927d41b6c1fafcb4336b541cb 100644
--- a/README
+++ b/README
@@ -141,6 +141,10 @@ SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 Change history
 --------------
 
+Version 2.15b (03/04/2015)
+- Fix to generation of simpleType validation code for list (unbounded)
+  elements.  Thanks to wobanator for this fix.
+
 Version 2.15a (02/18/2015)
 - Modifications so that we generate code that can be used by Python 3.
   Thanks much to Richard Gerkin for this work.