diff --git a/package-lock.json b/package-lock.json
index cb6f708..fe98459 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "stylemark",
-  "version": "3.1.2",
+  "version": "4.0.0-alpha.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 60ae5ce..70a4bfb 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "stylemark",
-    "version": "3.1.2",
+    "version": "4.0.0-alpha.0",
     "license": "MIT",
     "author": "Mike Petrovich <michael.c.petrovich@gmail.com>",
     "description": "Generate interactive style guides from Markdown.",