Merge branch 'release/4.0.1'

Author: WiktorPacer

CHANGELOG.md

@@ -1,4 +1,6 @@
 # Changelog
+## v.4.0.1
+    - update ext-json version to "*" in composer.json file
 ## v.4.0.0
     - update dependencies for Laravel and Lumen 8.x.x compatibility
     - remove unnecessary composer.lock file

composer.json

@@ -11,7 +11,7 @@
     ],
     "require": {
         "php": "^7.3",
-        "ext-json": "^1.5",
+        "ext-json": "*",
         "ext-libxml": "*",
         "ext-simplexml": "*",
         "illuminate/contracts": "^8.0",