diff --git a/caveclient/frameworkclient.py b/caveclient/frameworkclient.py
index 1686e9a8..70198d3f 100644
--- a/caveclient/frameworkclient.py
+++ b/caveclient/frameworkclient.py
@@ -34,7 +34,6 @@ def __new__(
         info_cache=None,
         write_server_cache=True,
         version: Optional[int] = None,
-        write_local_auth=True,
     ):
         """A manager for all clients sharing common datastack and authentication information.
 
@@ -131,7 +130,6 @@ def __new__(
                 desired_resolution=desired_resolution,
                 info_cache=info_cache,
                 version=version,
-                write_local_auth=write_local_auth,
             )
 
 
@@ -349,7 +347,6 @@ def __init__(
         desired_resolution=None,
         info_cache=None,
         version: Optional[int] = None,
-        write_local_auth: bool = True,
     ):
         """A manager for all clients sharing common datastack and authentication information.
 
@@ -436,8 +433,7 @@ def __init__(
         self._l2cache = None
         self.desired_resolution = desired_resolution
         self.local_server = self.info.local_server()
-        if write_local_auth:
-            self.auth.local_server = self.local_server
+        self.auth.local_server = self.local_server
 
         av_info = self.info.get_aligned_volume_info()
         self._aligned_volume_name = av_info["name"]
diff --git a/caveclient/tools/testing.py b/caveclient/tools/testing.py
index a71257ef..a0ac271c 100644
--- a/caveclient/tools/testing.py
+++ b/caveclient/tools/testing.py
@@ -511,7 +511,6 @@ def mockedCAVEclient():
             server_address=global_server,
             write_server_cache=False,
             auth_token="just_a_test",
-            write_local_auth=False,
             global_only=global_only,
             version=set_version,
         )