diff --git a/README.md b/README.md
index f581169..1edd741 100644
--- a/README.md
+++ b/README.md
@@ -229,6 +229,13 @@ on the wiki.
 
 ### Version history
 
+*0.3.1* (October 28, 2013)
+
+* Fixed an incompatibility with the pretty formatter in certain
+  environments such as tmux.
+* Fixed a bug where the pretty formatter would crash if the first line
+  of a test file's output was invalid TAP.
+
 *0.3.0* (October 21, 2013)
 
 * Improved formatting for tests run from a terminal. Failing tests
diff --git a/libexec/bats b/libexec/bats
index f8ba66c..cf3fb62 100755
--- a/libexec/bats
+++ b/libexec/bats
@@ -2,7 +2,7 @@
 set -e
 
 version() {
-  echo "Bats 0.3.0"
+  echo "Bats 0.3.1"
 }
 
 usage() {