diff --git a/composer.json b/composer.json
index 2af28a0..49c2b81 100644
--- a/composer.json
+++ b/composer.json
@@ -27,7 +27,7 @@
         "psalm/plugin-phpunit": "^0.19.0",
         "roave/infection-static-analysis-plugin": "^1.32.0",
         "squizlabs/php_codesniffer": "^3.7.2",
-        "vimeo/psalm": "^5.15.0"
+        "vimeo/psalm": "^6.0.0"
     },
     "config": {
         "sort-packages": true,