diff --git a/localstack/config.py b/localstack/config.py
index cf91238316afa..c98a9f6f8d264 100644
--- a/localstack/config.py
+++ b/localstack/config.py
@@ -658,7 +658,7 @@ def populate_edge_configuration(
 GATEWAY_WORKER_COUNT = int(os.environ.get("GATEWAY_WORKER_COUNT") or 1000)
 
 # the gateway server that should be used (supported: hypercorn, twisted dev: werkzeug)
-GATEWAY_SERVER = os.environ.get("GATEWAY_SERVER", "").strip() or "hypercorn"
+GATEWAY_SERVER = os.environ.get("GATEWAY_SERVER", "").strip() or "twisted"
 
 # IP of the docker bridge used to enable access between containers
 DOCKER_BRIDGE_IP = os.environ.get("DOCKER_BRIDGE_IP", "").strip()