diff --git a/package/MDAnalysis/coordinates/XDR.py b/package/MDAnalysis/coordinates/XDR.py
index 0596241533..dbdfe68ab6 100644
--- a/package/MDAnalysis/coordinates/XDR.py
+++ b/package/MDAnalysis/coordinates/XDR.py
@@ -201,9 +201,7 @@ def _load_offsets(self):
                 pass
         except OSError as e:
             if isinstance(e, PermissionError) or e.errno == errno.EROFS:
-                warnings.warn(f"Cannot write lock/offset file in same location as "
-                              f"{self.filename}. Using slow offset calculation.")
-                self._read_offsets(store=True)
+                self._read_offsets(store=False)
                 return
             else:
                 raise