diff --git a/package.json b/package.json
index 7b4194bdb..359c8fd5c 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@ampproject/worker-dom",
-  "version": "0.30.1",
+  "version": "0.31.0",
   "description": "A facsimile of a modern DOM implementation intended to run in a Web Worker.",
   "main": "dist/main",
   "files": [