diff --git a/pyproject.toml b/pyproject.toml
index 048eae4..870c307 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "dapla-toolbelt"
-version = "2.0.5"
+version = "2.0.6"
 description = "Dapla Toolbelt"
 authors = ["Dapla Developers <dapla-platform-developers@ssb.no>"]
 license = "MIT"
diff --git a/src/dapla/files.py b/src/dapla/files.py
index 305419d..dcb0340 100644
--- a/src/dapla/files.py
+++ b/src/dapla/files.py
@@ -47,9 +47,7 @@ def get_gcs_file_system(**kwargs: Any) -> GCSFileSystem:
 
         See https://gcsfs.readthedocs.io/en/latest for advanced usage
         """
-        return GCSFileSystem(
-            token=AuthClient.fetch_google_credentials().token, **kwargs
-        )
+        return GCSFileSystem(token=AuthClient.fetch_google_credentials(), **kwargs)
 
     @staticmethod
     def ls(gcs_path: str, detail: bool = False, **kwargs: Any) -> Any:
diff --git a/src/dapla/gcs.py b/src/dapla/gcs.py
index 8d41c85..f82827e 100644
--- a/src/dapla/gcs.py
+++ b/src/dapla/gcs.py
@@ -3,13 +3,14 @@
 from typing import Optional
 
 import gcsfs
+from google.oauth2.credentials import Credentials
 
 
 class GCSFileSystem(gcsfs.GCSFileSystem):  # type: ignore [misc]
     """GCSFileSystem is a wrapper around gcsfs.GCSFileSystem."""
 
     def __init__(
-        self, token: Optional[dict[str, str] | str] = None, **kwargs: Any
+        self, token: Optional[dict[str, str] | str | Credentials] = None, **kwargs: Any
     ) -> None:
         """Initialize GCSFileSystem."""
         super().__init__(token=token, **kwargs)