diff --git a/lib/Commands/Compile.php b/lib/Commands/Compile.php
index 770adaf6e654acab21714a2b38855b0b7ff07d39..394808eb95f9876365fc4538b48d0af5a5a4fb4f 100644
--- a/lib/Commands/Compile.php
+++ b/lib/Commands/Compile.php
@@ -178,6 +178,7 @@ final class Compile extends Command
                 'MARIADB_PASSWORD' => 'studip',
                 'MARIADB_MYSQL_LOCALHOST_USER' => 'root',
                 'MARIADB_AUTO_UPGRADE'  => true,
+                'TZ' => 'Europe/Berlin',
             ],
             'healthcheck'    => [
                 'test'         => ["CMD", "healthcheck.sh", "--connect", "--innodb_initialized"],