diff --git a/package-lock.json b/package-lock.json
index bed52c2..7451df4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "@guardian/types",
-  "version": "4.0.0",
+  "version": "5.0.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 69ead32..b95a1c3 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@guardian/types",
-  "version": "4.0.0",
+  "version": "5.0.0",
   "description": "A place for types",
   "main": "dist/index.js",
   "scripts": {