diff --git a/osm_common/fsbase.py b/osm_common/fsbase.py
index 208ab87..7e69613 100644
--- a/osm_common/fsbase.py
+++ b/osm_common/fsbase.py
@@ -82,3 +82,6 @@
 
     def file_delete(self, storage, ignore_non_exist=False):
         raise FsException("Method 'file_delete' not implemented")
+
+    def sync(self):
+        raise FsException("Method 'sync' not implemented")
diff --git a/osm_common/fslocal.py b/osm_common/fslocal.py
index 7306559..7794754 100644
--- a/osm_common/fslocal.py
+++ b/osm_common/fslocal.py
@@ -177,3 +177,6 @@
                 raise FsException("File {} does not exist".format(storage), http_code=HTTPStatus.NOT_FOUND)
         except (IOError, PermissionError) as e:
             raise FsException("File {} cannot be deleted: {}".format(f, e), http_code=HTTPStatus.INTERNAL_SERVER_ERROR)
+
+    def sync(self):
+        pass  # Not needed in fslocal
diff --git a/osm_common/fsmongo.py b/osm_common/fsmongo.py
index c558d8e..771790f 100644
--- a/osm_common/fsmongo.py
+++ b/osm_common/fsmongo.py
@@ -208,8 +208,6 @@
                 os.chmod(file_path, writing_file.metadata["permissions"])
 
     def get_params(self):
-        self.__update_local_fs()
-
         return {"fs": "mongo", "path": self.path}
 
     def fs_connect(self, config):
@@ -430,3 +428,9 @@
                 raise FsException("File {} does not exist".format(storage), http_code=HTTPStatus.NOT_FOUND)    
         except IOError as e:
             raise FsException("File {} cannot be deleted: {}".format(f, e), http_code=HTTPStatus.INTERNAL_SERVER_ERROR)
+
+    def sync(self):
+        """
+        Sync from FSMongo to local storage
+        """
+        self.__update_local_fs()