diff --git a/composer.json b/composer.json
index e2e3b92..20b5b96 100644
--- a/composer.json
+++ b/composer.json
@@ -24,7 +24,7 @@
     "require": {
         "php": "^5.6|^7.0|^8.0",
         "league/oauth2-client": "~2.0",
-        "firebase/php-jwt": "~3.0||~4.0||~5.0"
+        "firebase/php-jwt": "~3.0||~4.0||~5.0||~6.0"
     },
     "autoload": {
         "psr-4": {