diff --git a/composer.json b/composer.json
old mode 100755
new mode 100644
index cc22311..3655716
--- a/composer.json
+++ b/composer.json
@@ -1,5 +1,5 @@
 {
     "require": {
-        "firebase/php-jwt": "^5.0"
+        "firebase/php-jwt": "^6.0"
     }
 }
diff --git a/composer.lock b/composer.lock
old mode 100755
new mode 100644
index 146188e..e038a54
--- a/composer.lock
+++ b/composer.lock
@@ -1,31 +1,33 @@
 {
     "_readme": [
         "This file locks the dependencies of your project to a known state",
-        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
+        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "hash": "c6c57c99ab1a548f30322e1122d1c51d",
-    "content-hash": "7f97fc9c4d2beaf06d019ba50f7efcbc",
+    "content-hash": "0f2c3a727a6da4acd150a914dd810575",
     "packages": [
         {
             "name": "firebase/php-jwt",
-            "version": "v5.0.0",
+            "version": "v6.0.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/firebase/php-jwt.git",
-                "reference": "9984a4d3a32ae7673d6971ea00bae9d0a1abba0e"
+                "reference": "0541cba75ab108ef901985e68055a92646c73534"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/firebase/php-jwt/zipball/9984a4d3a32ae7673d6971ea00bae9d0a1abba0e",
-                "reference": "9984a4d3a32ae7673d6971ea00bae9d0a1abba0e",
+                "url": "https://api.github.com/repos/firebase/php-jwt/zipball/0541cba75ab108ef901985e68055a92646c73534",
+                "reference": "0541cba75ab108ef901985e68055a92646c73534",
                 "shasum": ""
             },
             "require": {
                 "php": ">=5.3.0"
             },
             "require-dev": {
-                "phpunit/phpunit": " 4.8.35"
+                "phpunit/phpunit": ">=4.8 <=9"
+            },
+            "suggest": {
+                "paragonie/sodium_compat": "Support EdDSA (Ed25519) signatures when libsodium is not present"
             },
             "type": "library",
             "autoload": {
@@ -51,7 +53,15 @@
             ],
             "description": "A simple library to encode and decode JSON Web Tokens (JWT) in PHP. Should conform to the current spec.",
             "homepage": "https://github.com/firebase/php-jwt",
-            "time": "2017-06-27 22:17:23"
+            "keywords": [
+                "jwt",
+                "php"
+            ],
+            "support": {
+                "issues": "https://github.com/firebase/php-jwt/issues",
+                "source": "https://github.com/firebase/php-jwt/tree/v6.0.0"
+            },
+            "time": "2022-01-24T15:18:34+00:00"
         }
     ],
     "packages-dev": [],
@@ -61,5 +71,6 @@
     "prefer-stable": false,
     "prefer-lowest": false,
     "platform": [],
-    "platform-dev": []
+    "platform-dev": [],
+    "plugin-api-version": "2.3.0"
 }