diff --git a/composer.json b/composer.json
index 90208c05..55a92671 100644
--- a/composer.json
+++ b/composer.json
@@ -45,7 +45,7 @@
         "jangregor/phpstan-prophecy": "^0.8",
         "matthiasnoback/symfony-config-test": "^4.0",
         "matthiasnoback/symfony-dependency-injection-test": "^4.0",
-        "phpspec/prophecy": "^1.0",
+        "phpspec/prophecy": "^1.14",
         "phpstan/phpstan": "^0.12",
         "phpstan/phpstan-doctrine": "^0.12",
         "phpstan/phpstan-phpunit": "^0.12",