diff --git a/composer.json b/composer.json
index 9e544e0..ce21cef 100644
--- a/composer.json
+++ b/composer.json
@@ -24,7 +24,7 @@
   },
   "require-dev": {
     "cspray/phinal": "^2.0.0",
-    "infection/infection": "^0.27.8",
+    "infection/infection": "^0.29.0",
     "patchlevel/coding-standard": "^1.3.0",
     "psr/cache": "^2.0.0|^3.0.0",
     "psr/simple-cache": "^2.0.0|^3.0.0",