diff --git a/composer.json b/composer.json
index 03d95ff..1c44741 100644
--- a/composer.json
+++ b/composer.json
@@ -23,7 +23,7 @@
     "symfony/event-dispatcher": "^5.4.26|^6.4.0|^7.0.0"
   },
   "require-dev": {
-    "infection/infection": "^0.29.10",
+    "infection/infection": "^0.31.0",
     "patchlevel/coding-standard": "^1.3.0",
     "phpbench/phpbench": "^1.2.15",
     "phpspec/prophecy-phpunit": "^2.1.0",