diff --git a/localstack_utils/container.py b/localstack_utils/container.py
index 8d96bb7..bb88fde 100644
--- a/localstack_utils/container.py
+++ b/localstack_utils/container.py
@@ -7,7 +7,7 @@
 from time import sleep
 
 LOCALSTACK_IMAGE_NAME = "localstack/localstack-pro"
-LATEST_TAG = "latest"
+DEV_TAG = "dev"
 
 MAX_PORT_CONNECTION_ATTEMPTS = 10
 MAX_LOG_COLLECTION_ATTEMPTS = 120
@@ -29,7 +29,7 @@ def create_localstack_container(
         *args,
         pull_new_image: bool = False,
         image_name: str = LOCALSTACK_IMAGE_NAME,
-        image_tag: str = LATEST_TAG,
+        image_tag: str = DEV_TAG,
         container_name: str = DEFAULT_CONTAINER_ID,
         gateway_listen: str = "0.0.0.0:4566",
         auto_remove: bool = False,
@@ -39,8 +39,12 @@ def create_localstack_container(
     ):
         environment_variables = environment_variables or {}
         environment_variables["GATEWAY_LISTEN"] = gateway_listen
-        if "LOCALSTACK_AUTH_TOKEN" not in environment_variables and os.environ.get("LOCALSTACK_AUTH_TOKEN"):
-            environment_variables["LOCALSTACK_AUTH_TOKEN"] = os.environ["LOCALSTACK_AUTH_TOKEN"]
+        if "LOCALSTACK_AUTH_TOKEN" not in environment_variables and os.environ.get(
+            "LOCALSTACK_AUTH_TOKEN"
+        ):
+            environment_variables["LOCALSTACK_AUTH_TOKEN"] = os.environ[
+                "LOCALSTACK_AUTH_TOKEN"
+            ]
 
         image_exists = (
             True if len(DOCKER_CLIENT.images.list(name=image_name)) else False
@@ -51,7 +55,7 @@ def create_localstack_container(
         bind_ports.update({gateway_port: gateway_port})
 
         if pull_new_image or not image_exists:
-            logging.info("Pulling latest image")
+            logging.info("Pulling latest development image")
             DOCKER_CLIENT.images.pull(image_name, image_tag)
 
         return DOCKER_CLIENT.containers.run(
diff --git a/localstack_utils/localstack.py b/localstack_utils/localstack.py
index 353aae4..7164fc0 100644
--- a/localstack_utils/localstack.py
+++ b/localstack_utils/localstack.py
@@ -1,7 +1,7 @@
 import re
 import docker
 import logging
-from localstack_utils.container import Container
+from localstack_utils.container import DEV_TAG, Container
 from localstack_utils.localstack_docker_configuration import (
     LocalstackDockerConfiguration,
 )
@@ -71,7 +71,7 @@ def setup_logger(self):
 
 def startup_localstack(
     image_name="",
-    tag="",
+    tag=DEV_TAG,
     container_name="",
     pro=False,
     ports=None,