diff --git a/CHANGELOG.md b/CHANGELOG.md
index 824ce7a4..adddbc2c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,11 +1,11 @@
 Changelog
 ===
 
-# Next version
+# 0.3.1
 
-> Not yet on npm
+> 2018-12-23
 
-So far...
+Some small things
 
 * Add warning if scale does not support `.nice()`
   * [158b4f6cb035ccc0288bb2b38aa7541a8ae869e0](https://github.com/mhkeller/layercake/commit/158b4f6cb035ccc0288bb2b38aa7541a8ae869e0)
diff --git a/package.json b/package.json
index aaa0fe3d..a2b4040d 100644
--- a/package.json
+++ b/package.json
@@ -2,6 +2,7 @@
   "name": "layercake",
   "version": "0.3.0",
   "description": "a framework for mostly-reusable graphics with svelte",
+  "main": "src/layercake.js",
   "module": "src/layercake.js",
   "dependencies": {
     "d3-scale": "^2.1.0"