diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1278abe..148d316 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # Changelog
 
+## [1.2.0][] - 2023-06-102
+
+- move from src to lib
+- package.json files
+
 ## [1.1.0][] - 2023-05-14
 
 - CHANGELOG.md
@@ -10,5 +15,6 @@
 
 - Stable version
 
+[1.2.0]: https://github.com/LeadFisherSolutions/leadutils/compare/v1.1.0...v1.2.0
 [1.1.0]: https://github.com/LeadFisherSolutions/leadutils/compare/release...v1.1.0
 [1.0.0]: https://github.com/LeadFisherSolutions/leadutils/releases/tag/release
diff --git a/src/crypto.js b/lib/crypto.js
similarity index 100%
rename from src/crypto.js
rename to lib/crypto.js
diff --git a/src/net.js b/lib/net.js
similarity index 100%
rename from src/net.js
rename to lib/net.js
diff --git a/src/paradigms/async.js b/lib/paradigms/async.js
similarity index 100%
rename from src/paradigms/async.js
rename to lib/paradigms/async.js
diff --git a/src/paradigms/fp.js b/lib/paradigms/fp.js
similarity index 100%
rename from src/paradigms/fp.js
rename to lib/paradigms/fp.js
diff --git a/src/paradigms/oop.js b/lib/paradigms/oop.js
similarity index 100%
rename from src/paradigms/oop.js
rename to lib/paradigms/oop.js
diff --git a/src/paradigms/pp.js b/lib/paradigms/pp.js
similarity index 100%
rename from src/paradigms/pp.js
rename to lib/paradigms/pp.js
diff --git a/src/structures/obj.js b/lib/structures/obj.js
similarity index 100%
rename from src/structures/obj.js
rename to lib/structures/obj.js
diff --git a/src/structures/string.js b/lib/structures/string.js
similarity index 100%
rename from src/structures/string.js
rename to lib/structures/string.js
diff --git a/src/structures/time.js b/lib/structures/time.js
similarity index 100%
rename from src/structures/time.js
rename to lib/structures/time.js
diff --git a/src/utils.js b/lib/utils.js
similarity index 100%
rename from src/utils.js
rename to lib/utils.js
diff --git a/package.json b/package.json
index 17970dc..4aad17a 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
   "name": "leadutils",
   "description": "Leadfisher utilities",
   "author": "Alexander Ivanov <sashapop101@gmail.com>",
-  "version": "1.1.0",
+  "version": "1.2.0",
   "homepage": "https://leadfisher.ru",
   "packageManager": "npm@9.6.4",
   "type": "commonjs",
@@ -16,6 +16,10 @@
     "common",
     "leadfisher"
   ],
+  "files": [
+    "./lib",
+    "index.d.ts"
+  ],
   "scripts": {
     "test": "node --test && tsc",
     "dev": "node index.js",