diff --git a/composer.json b/composer.json
index 7c007e8..86c4598 100644
--- a/composer.json
+++ b/composer.json
@@ -12,7 +12,7 @@
 	},
 	"require": {
 	  "php": ">=5.6.0",
-	  "firebase/php-jwt": "^4.0 || ^5.0",
+	  "firebase/php-jwt": "^6.0.0",
 	  "psr/container": "1.0.0"
 	},
 	"require-dev": {
diff --git a/composer.lock b/composer.lock
index d522e41..02a70f9 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,20 +4,20 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "5020b3a111b49ab7922eb9111271675f",
+    "content-hash": "34fd5ce14f1b275a1e07b5b193e8b530",
     "packages": [
         {
             "name": "firebase/php-jwt",
-            "version": "v5.2.0",
+            "version": "v6.0.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/firebase/php-jwt.git",
-                "reference": "feb0e820b8436873675fd3aca04f3728eb2185cb"
+                "reference": "0541cba75ab108ef901985e68055a92646c73534"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/firebase/php-jwt/zipball/feb0e820b8436873675fd3aca04f3728eb2185cb",
-                "reference": "feb0e820b8436873675fd3aca04f3728eb2185cb",
+                "url": "https://api.github.com/repos/firebase/php-jwt/zipball/0541cba75ab108ef901985e68055a92646c73534",
+                "reference": "0541cba75ab108ef901985e68055a92646c73534",
                 "shasum": ""
             },
             "require": {
@@ -26,6 +26,9 @@
             "require-dev": {
                 "phpunit/phpunit": ">=4.8 <=9"
             },
+            "suggest": {
+                "paragonie/sodium_compat": "Support EdDSA (Ed25519) signatures when libsodium is not present"
+            },
             "type": "library",
             "autoload": {
                 "psr-4": {
@@ -56,9 +59,9 @@
             ],
             "support": {
                 "issues": "https://github.com/firebase/php-jwt/issues",
-                "source": "https://github.com/firebase/php-jwt/tree/master"
+                "source": "https://github.com/firebase/php-jwt/tree/v6.0.0"
             },
-            "time": "2020-03-25T18:49:23+00:00"
+            "time": "2022-01-24T15:18:34+00:00"
         },
         {
             "name": "psr/container",
@@ -4383,5 +4386,5 @@
         "php": ">=5.6.0"
     },
     "platform-dev": [],
-    "plugin-api-version": "2.0.0"
+    "plugin-api-version": "2.3.0"
 }