diff --git a/zstash/globus.py b/zstash/globus.py
index 2a95cef7..5a82cb10 100644
--- a/zstash/globus.py
+++ b/zstash/globus.py
@@ -73,7 +73,9 @@ def globus_activate(hpss: str):
     # FQDN is not set on Perlmutter at NERSC
     if not local_endpoint:
         nersc_hostname = os.environ.get("NERSC_HOST")
-        if nersc_hostname and (nersc_hostname == "Perlmutter" or nersc_hostname == "unknown"):
+        if nersc_hostname and (
+            nersc_hostname == "Perlmutter" or nersc_hostname == "unknown"
+        ):
             local_endpoint = regex_endpoint_map.get(r"perlmutter.*\.nersc\.gov")
     if not local_endpoint:
         logger.error(