diff --git a/CHANGES b/CHANGES
index 484a19ad..012b3e4b 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,6 @@
+Version 0.3.1
+* Critical Bugfix for NASA7 Thermo/ChemKin Parser
+
 Version 0.3.0
 * Introduced KineticsConditions object.
   - Beginning to encapsulate quantities necessary for
diff --git a/configure.ac b/configure.ac
index 3913004c..4253e683 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2,7 +2,7 @@
 dnl Process this file with autoconf to produce a configure script.
 
 AC_PREREQ(2.61)
-AC_INIT([Antioch], [0.3.0], [antioch-users@googlegroups.com], [antioch])
+AC_INIT([Antioch], [0.3.1], [antioch-users@googlegroups.com], [antioch])
 PACKAGE_DESCRIPTION="A New, Templated Implementation of Chemistry for Hydrodynamics"
 AC_SUBST([PACKAGE_DESCRIPTION])
 PACKAGE_URL="https://github.com/libantioch/antioch/"