diff --git a/CHANGES.txt b/CHANGES.txt
index 5e62c1c..d50310c 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,3 +1,6 @@
+Jan 28, 2014 - v0.5.10  Fixed bad warning when reader requirements box mask
+    length is unsupported.
+
 Oct 29, 2013 - v0.5.9  Fixed bad library load on linux as a result of 0.5.8
 
 Oct 29, 2013 - v0.5.8  Fixed unnecessary warnings when default locations for
diff --git a/docs/source/conf.py b/docs/source/conf.py
index b14af27..4b0eb14 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -78,7 +78,7 @@ copyright = u'2013, John Evans'
 # The short X.Y version.
 version = '0.5'
 # The full version, including alpha/beta/rc tags.
-release = '0.5.9'
+release = '0.5.10'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.