diff --git a/composer.json b/composer.json
index 52e617acd0..bac58a10c2 100644
--- a/composer.json
+++ b/composer.json
@@ -51,7 +51,7 @@
         "phpstan/extension-installer": "^1.0",
         "phpstan/phpstan": "0.12.94",
         "phpstan/phpstan-doctrine": "0.12.42",
-        "phpstan/phpstan-webmozart-assert": "0.12.12",
+        "phpstan/phpstan-webmozart-assert": "0.12.16",
         "phpunit/phpunit": "^8.5",
         "stripe/stripe-php": "^6.43",
         "sylius-labs/coding-standard": "^4.0",