diff --git a/.docker/docker-compose.yml b/.docker/docker-compose.yml
index 20f1a15a9348f202d5ddb6a5956e0b846e761221..3aeba14ac8620d4f52d1d189321e5334de70ec0a 100644
--- a/.docker/docker-compose.yml
+++ b/.docker/docker-compose.yml
@@ -32,7 +32,7 @@ services:
       - "10080:10080"
     environment:
       DEBUG: 1
-      DOCKER_TZ: "Cuba"
+      CAOSDB_CONFIG_TIMEZONE: "Cuba"
       CAOSDB_CONFIG_AUTHTOKEN_CONFIG: "conf/core/authtoken.example.yaml"
       CAOSDB_CONFIG_TRANSACTION_BENCHMARK_ENABLED: "TRUE"
       CAOSDB_CONFIG__CAOSDB_INTEGRATION_TEST_SUITE_KEY: _CAOSDB_PYINTTEST_SUITE