diff --git a/package.json b/package.json
index 6662f2d..8983e7c 100644
--- a/package.json
+++ b/package.json
@@ -4,8 +4,8 @@
     "demo": "https://demo.ghost.io",
     "version": "3.1.2",
     "engines": {
-        "ghost": ">=3.0.0",
-        "ghost-api": "v3"
+        "ghost": ">=4.0.0",
+        "ghost-api": "v4"
     },
     "license": "MIT",
     "screenshots": {