diff --git a/composer.json b/composer.json
index 1a6c609c..5d32be6c 100644
--- a/composer.json
+++ b/composer.json
@@ -18,7 +18,7 @@
     },
     "require-dev": {
         "phpunit/phpunit": "^5.3",
-        "graylog2/gelf-php": "1.3.x-dev",
+        "graylog2/gelf-php": "^1.4.2",
         "sentry/sentry": "^0.13",
         "ruflin/elastica": ">=0.90 <3.0",
         "doctrine/couchdb": "~1.0@dev",
@@ -26,7 +26,7 @@
         "php-amqplib/php-amqplib": "~2.4",
         "swiftmailer/swiftmailer": "~5.3",
         "php-console/php-console": "^3.1.3",
-        "jakub-onderka/php-parallel-lint": "0.9"
+        "jakub-onderka/php-parallel-lint": "^0.9"
     },
     "suggest": {
         "graylog2/gelf-php": "Allow sending log messages to a GrayLog2 server",