diff --git a/CHANGES.md b/CHANGES.md
index 804a6cc..354dcfa 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -6,8 +6,9 @@ Known issues:
   bug](https://github.com/TooTallNate/node-gyp/issues/65).
 
 
-## bunyan 1.4.1 (not yet released)
+## bunyan 1.5.0 (not yet released)
 
+- [pull #294] Update to dtrace-provider 0.6 to fix with node 4.0 and io.js 3.0.
 - Dropped support for 0.8 (can't install deps easily anymore for running
   test suite). Bump to a recent iojs version for testing (though really
   they move too fast). Note that dtrace-provider build fails for iojs v3.0
diff --git a/bin/bunyan b/bin/bunyan
index 58634cb..5d27a1e 100755
--- a/bin/bunyan
+++ b/bin/bunyan
@@ -11,7 +11,7 @@
  * vim: expandtab:ts=4:sw=4
  */
 
-var VERSION = '1.4.1';
+var VERSION = '1.5.0';
 
 var p = console.log;
 var util = require('util');
diff --git a/lib/bunyan.js b/lib/bunyan.js
index 24ff3bc..a525e1d 100644
--- a/lib/bunyan.js
+++ b/lib/bunyan.js
@@ -8,7 +8,7 @@
  * vim: expandtab:ts=4:sw=4
  */
 
-var VERSION = '1.4.1';
+var VERSION = '1.5.0';
 
 // Bunyan log format version. This becomes the 'v' field on all log records.
 // `0` is until I release a version '1.0.0' of node-bunyan. Thereafter,
diff --git a/package.json b/package.json
index 6c3a3ba..aa5ade8 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "bunyan",
-  "version": "1.4.1",
+  "version": "1.5.0",
   "description": "a JSON logging library for node.js services",
   "author": "Trent Mick <trentm@gmail.com> (http://trentm.com)",
   "main": "./lib/bunyan.js",