diff --git a/fck/cktype/cktypeinterface.py b/fck/cktype/cktypeinterface.py
index cb368da..818cbf2 100644
--- a/fck/cktype/cktypeinterface.py
+++ b/fck/cktype/cktypeinterface.py
@@ -1,10 +1,11 @@
 from typing import List
 from re import Pattern
 
+
 class CKTYPEINTERFACE:
     NAME: str
     EXT: List[str]
-    SYNTAX: List[Pattern] 
+    SYNTAX: List[Pattern]
     REGEX: Pattern
     NULL: str
 
@@ -18,7 +19,7 @@ class CKTYPEINTERFACE:
         pass
 
     def __repr__(self) -> str:
-        return ''
+        return ""
 
     def __eq__(self, other) -> bool:
         return self.__repr__() == other.__repr__()
diff --git a/setup.py b/setup.py
index 75a149d..0778cde 100644
--- a/setup.py
+++ b/setup.py
@@ -2,11 +2,11 @@
 from setuptools import setup
 
 setup(
-    name='fck',
-    version='0.1',
-    description='A simple checksum utility that just works.',
-    url='https://git.ophanim.de/derped/fck',
-    python_requires='>3.8',
-    packages=['fck', 'fck/cktype'],
-    scripts=['scripts/fck'],
+    name="fck",
+    version="0.1",
+    description="A simple checksum utility that just works.",
+    url="https://git.ophanim.de/derped/fck",
+    python_requires=">3.8",
+    packages=["fck", "fck/cktype"],
+    scripts=["scripts/fck"],
 )