diff --git a/CHANGELOG.md b/CHANGELOG.md
index e7a6a497..c5895668 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,8 @@
 ## Version History
 
+#### 20130206
+* Added a definition for 1.9.3-p385
+
 #### 20130129
 * Changed `rbenv install` to attempt to install the local app-specific
   version when it is invoked without any arguments.
diff --git a/bin/ruby-build b/bin/ruby-build
index 59fcf556..62eecccf 100755
--- a/bin/ruby-build
+++ b/bin/ruby-build
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-RUBY_BUILD_VERSION="20130129"
+RUBY_BUILD_VERSION="20130206"
 
 set -E
 exec 3<&2 # preserve original stderr at fd 3