diff --git a/package-lock.json b/package-lock.json
index 4ec6c9b..5c3c356 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "@guardian/image-rendering",
-  "version": "3.0.5",
+  "version": "4.0.1",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 6e8596f..e29d5a5 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@guardian/image-rendering",
-  "version": "3.0.5",
+  "version": "4.0.1",
   "description": "Handles parsing images from CAPI and rendering them in the *-rendering projects",
   "main": "dist/index.js",
   "dependencies": {