diff --git a/package.json b/package.json
index 14ed6825e..5fe08182b 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,10 @@
 {
 	"name": "syso",
 	"license": "MIT",
+	"version": "0.6.1",
+	"description": "Library to compute the french social security contributions. Also a website that explains the calculations, and a generic engine to build similar simulators and computations.",
+	"main": "./dist/engine.js",
+	"files": ["dist/engine.js"],
 	"repository": {
 		"type": "git",
 		"url": "https://github.com/betagouv/syso.git"
@@ -8,10 +12,7 @@
 	"engines": {
 		"node": ">=8.10.0"
 	},
-	"browserslist": [
-		"> 1% in FR",
-		"not ie < 11"
-	],
+	"browserslist": ["> 1% in FR", "not ie < 11"],
 	"dependencies": {
 		"@researchgate/react-intersection-observer": "^0.7.3",
 		"classnames": "^2.2.5",