diff --git a/pilab/events/meta.py b/pilab/events/meta.py
index bccff06ab4d8d45ba0da1205416285f4a0732bcb..85713c7cb5c623a80fbc8596a640d6114778c328 100644
--- a/pilab/events/meta.py
+++ b/pilab/events/meta.py
@@ -77,8 +77,7 @@ class Cube(BaseModel):
     id: int
     controller: Optional[Controller]
     switch: Switch
-    head: Pi
-    workers: List[Pi]
+    pis: List[Pi]
 
 
 class EventType(str, Enum):
diff --git a/setup.py b/setup.py
index 9ee69f808159182469b210c4d5defb3ce13d6db6..d02e696706e81bf5f46e66c8f10d05802702a123 100644
--- a/setup.py
+++ b/setup.py
@@ -2,7 +2,7 @@ from setuptools import setup, find_packages
 
 setup(
     name='pilab',
-    version='4.2.2',
+    version='4.3.0',
     description='Shared-Libs for the pi-lab microservices',
     url='https://code.fbi.h-da.de/api/v4/projects/27896/packages/pypi/pilab',
     author='Max Reinheimer',