diff --git a/History.md b/History.md
index c0656ec..7c0a34f 100644
--- a/History.md
+++ b/History.md
@@ -1,4 +1,11 @@
 
+0.13.1 / 2012-08-20 
+==================
+
+  * fix cases where GIF_LIB_VERSION is not defined
+  * fix auto-detection of optional libraries for OS X
+  * fix Context2d::SetFont for pango when setting normal weight/style
+
 0.13.0 / 2012-08-12 
 ==================
 
diff --git a/lib/canvas.js b/lib/canvas.js
index e9d1532..7a1fa96 100644
--- a/lib/canvas.js
+++ b/lib/canvas.js
@@ -29,7 +29,7 @@ var Canvas = exports = module.exports = Canvas;
  * Library version.
  */
 
-exports.version = '0.13.0';
+exports.version = '0.13.1';
 
 /**
  * Cairo version.
diff --git a/package.json b/package.json
index 21119de..1e1e67a 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {  "name": "canvas"
  , "description":  "Canvas graphics API backed by Cairo"
- , "version":  "0.13.0"
+ , "version":  "0.13.1"
  , "author": "TJ Holowaychuk <tj@learnboost.com>"
  , "keywords": ["canvas", "graphic", "graphics", "pixman", "cairo", "image", "images", "pdf"]
  , "homepage": "https://github.com/learnboost/node-canvas"