diff --git a/debye_bec/devices/reffoilchanger.py b/debye_bec/devices/reffoilchanger.py
index 64a4a4d..2d96898 100644
--- a/debye_bec/devices/reffoilchanger.py
+++ b/debye_bec/devices/reffoilchanger.py
@@ -95,7 +95,7 @@ class Reffoilchanger(PSIDeviceBase):
     foil37 = Cpt(EpicsSignalRO, suffix="ES-REFFOIL:FOIL37.DESC", kind="config", doc='Foil 37')
     foil38 = Cpt(EpicsSignalRO, suffix="ES-REFFOIL:FOIL38.DESC", kind="config", doc='Foil 38')
 
-    def __init__(self, *, name: str, prefix: str = "", scan_info: ScanInfo | None = None, **kwargs)
+    def __init__(self, *, name: str, prefix: str = "", scan_info: ScanInfo | None = None, **kwargs):
         super().__init__(name=name, prefix=prefix, scan_info=scan_info, **kwargs)
 
         self.foils = [