diff --git a/doc/changes.rst b/doc/changes.rst
index c540d52..f411b50 100644
--- a/doc/changes.rst
+++ b/doc/changes.rst
@@ -2,8 +2,14 @@
 Change Log
 ==========
 
+v1.0.17 (2023-09-12)
+--------------------
+* Fix checksum calculation bug introduced in v1.0.16.  This will break
+  any usage that relies on simplefix calculating the checksum value:
+  most users will need to upgrade.
+
 v1.0.16 (2023-09-08)
--------
+--------------------
 * Add missing EXECTYPE constants
 * Better conversion to string (#40)
 * Better installation instructions (#45)
diff --git a/doc/conf.py b/doc/conf.py
index 31c02d2..030658b 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -56,7 +56,7 @@
 # The short X.Y version.
 version = u'1.0'
 # The full version, including alpha/beta/rc tags.
-release = u'1.0.16'
+release = u'1.0.17'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
diff --git a/setup.py b/setup.py
index 4b46de8..8209f1d 100644
--- a/setup.py
+++ b/setup.py
@@ -30,7 +30,7 @@
     long_description = readme.read()
 
 setup(name="simplefix",
-      version="1.0.16",
+      version="1.0.17",
       description="Simple FIX Protocol implementation for Python",
       long_description=long_description,
       url="https://github.com/da4089/simplefix",