diff --git a/composer.json b/composer.json
index 7e63fc9..ea529f8 100644
--- a/composer.json
+++ b/composer.json
@@ -15,7 +15,7 @@
         "jms/serializer": "^3.18"
     },
     "require-dev": {
-        "infection/infection": "^0.26.19",
+        "infection/infection": "^0.29.0",
         "lcobucci/coding-standard": "^9.0",
         "phpstan/extension-installer": "^1.2",
         "phpstan/phpstan": "^1.8",