diff --git a/composer.json b/composer.json
index fe1c975..beb4247 100644
--- a/composer.json
+++ b/composer.json
@@ -27,7 +27,7 @@
         "phpstan/phpstan-strict-rules": "1.4.3",
         "phpstan/phpstan-nette": "1.1.0",
         "phpstan/phpstan-mockery": "1.1.0",
-        "nepada/phpstan-nette-tester": "0.4.0",
+        "nepada/phpstan-nette-tester": "1.0.0",
         "spaze/phpstan-disallowed-calls": "2.5.0",
         "shipmonk/phpstan-rules": "1.1.1",
         "php-parallel-lint/php-parallel-lint": "1.3.2",