diff --git a/src/nwp_consumer/internal/entities/tensorstore.py b/src/nwp_consumer/internal/entities/tensorstore.py
index bbc7d48f..42253de6 100644
--- a/src/nwp_consumer/internal/entities/tensorstore.py
+++ b/src/nwp_consumer/internal/entities/tensorstore.py
@@ -147,7 +147,7 @@ def initialize_empty_store(
                         },
                     )
                     path = zarrdir + "/" + TensorStore.gen_store_filename(coords=coords)
-                    fs.mkdirs(path=path, exists_ok=True)
+                    fs.mkdirs(path=path, exist_ok=True)
                     store = s3fs.mapping.S3Map(path, fs, check=False, create=True)
                 except Exception as e:
                     return Failure(OSError(