diff --git a/package.json b/package.json
index 5e72c802..e3a1c30f 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
     "compile": "tsc",
     "documentation": "typedoc --name \"@openstapps/core\" --includeDeclarations --mode modules --out docs --readme README.md --listInvalidSymbolLinks lib",
     "pack": "openstapps-core-tools pack",
-    "prepublishOnly": "npm run build",
+    "prepublishOnly": "npm ci && npm run build",
     "schema": "node --max-old-space-size=8192 --stack-size=10240 ./node_modules/.bin/openstapps-core-tools schema src/core lib/schema",
     "test": "mocha --require ts-node/register --ui mocha-typescript test/*.spec.ts",
     "tslint": "tslint 'src/**/*.ts'"