diff --git a/bower.json b/bower.json
index 65d7c76..0c9c133 100644
--- a/bower.json
+++ b/bower.json
@@ -1,6 +1,6 @@
 {
   "name": "KaTeX",
-  "version": "0.4.2",
+  "version": "0.6.0-pre",
   "main": [
     "dist/katex.min.js",
     "dist/katex.min.css"
diff --git a/package.json b/package.json
index f4ac836..ce1b106 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "katex",
-  "version": "0.4.2",
+  "version": "0.6.0-pre",
   "description": "Fast math typesetting for the web.",
   "main": "katex.js",
   "repository": {