diff --git a/release-docker.php b/release-docker.php
index d442fe5..8cac2db 100755
--- a/release-docker.php
+++ b/release-docker.php
@@ -5,6 +5,6 @@ $dockerUsername = getenv('DOCKER_USERNAME');
 $dockerPassword = getenv('DOCKER_PASSWORD');
 $version = json_decode(file_get_contents(__DIR__ . '/package.json'))->version;
 
-system("docker login -e=$dockerEmail -u=$dockerEmail -p=$dockerPassword");
+system("docker login -e=$dockerEmail -u=$dockerUsername -p=$dockerPassword");
 system("docker build -t felixfbecker/php-language-server:$version .");
 system("docker push felixfbecker/php-language-server:$version");