diff --git a/src/bioversions/sources/gtdb.py b/src/bioversions/sources/gtdb.py
index 2ee1e827..6ea5cfa3 100644
--- a/src/bioversions/sources/gtdb.py
+++ b/src/bioversions/sources/gtdb.py
@@ -3,38 +3,37 @@
 """A getter for GTDB."""
 
 import requests
+
 from bioversions.utils import Getter, VersionType
 
 __all__ = [
     "GTDBGetter",
 ]
 
+
 class GTDBGetter(Getter):
     """A getter for the Genome Taxonomy Database (GTDB)."""
-    
+
     bioregistry_id = "gtdb"
     name = "GTDB"
     version_type = VersionType.sequential
     date_fmt = "%b %d, %Y"  # Format to match "Apr 24, 2024"
     homepage_fmt = "https://gtdb.ecogenomic.org/"
-    
+
     def get(self):
         """Get the latest GTDB version number from VERSION.txt."""
         url = "https://data.gtdb.ecogenomic.org/releases/latest/VERSION.txt"
         with requests.Session() as session:
             res = session.get(url)
             if res.ok:
-                lines = res.text.strip().split('\n')
+                lines = res.text.strip().split("\n")
                 # First line contains version like "v220"
-                version = lines[0].strip().lstrip('v')
+                version = lines[0].strip().lstrip("v")
                 # Third line contains date like "Released Apr 24, 2024"
-                date = lines[2].strip().replace('Released ', '')
-                return {
-                    "version": version,
-                    "date": date
-                }
+                date = lines[2].strip().replace("Released ", "")
+                return {"version": version, "date": date}
             raise ValueError(f"Could not determine latest GTDB version. Status: {res.status_code}")
 
 
 if __name__ == "__main__":
-    GTDBGetter.print()
\ No newline at end of file
+    GTDBGetter.print()