diff --git a/composer.json b/composer.json
index 1f5e894..d84fb35 100644
--- a/composer.json
+++ b/composer.json
@@ -38,7 +38,7 @@
     "consolidation/robo": "^1.4.3",
     "henrikbjorn/lurker": "^1.2.0",
     "phpstan/phpstan": "^0.11.1",
-    "phpunit/phpunit": "^7.5.2"
+    "phpunit/phpunit": "^7.5.3"
   },
   "scripts": {
     "coverage": "robo coverage",