diff --git a/compare_checksums.py b/compare_checksums.py
index 9387fcc..7a7286d 100644
--- a/compare_checksums.py
+++ b/compare_checksums.py
@@ -25,22 +25,22 @@ def remote_call(arguments):
     """
     cmd = ["ssh", "-i", SSH_KEY_FILE, SSH_REMOTE]
     cmd.extend(arguments)
-    result = subprocess.run(" ".join(cmd), as_text=True, check=True,
+    result = subprocess.run(" ".join(cmd), check=True,
         stdout=subprocess.PIPE,
-        universal_newlines=as_text, shell=True)
+        universal_newlines=True, shell=True)
     return result.stdout
 
 
 def get_local_backup_members():
     tmp_folder = pathlib.Path(TMP_BACKUP_FOLDER)
     backups = (i for i in tmp_folder.iterdir() if i.suffix==".gz")
-    return (get_member_name(b.name) for b in backups)
+    return {get_member_name(b.name) for b in backups}
 
 
 def get_remote_checksums():
     result = {}
     for member in get_local_backup_members():
-        remote_path =  f"~/{REMOTE_PATH}/{member}/\*"
+        remote_path =  f"{REMOTE_PATH}/{member}/\*"
         cmd_result = remote_call(["sha256sum", remote_path])
         print(cmd_result)