diff --git a/matrix/matrix-get-messages-from-encrypted-room-via-backup.py b/matrix/matrix-get-messages-from-encrypted-room-via-backup.py
index 7f0558b..53bf85e 100755
--- a/matrix/matrix-get-messages-from-encrypted-room-via-backup.py
+++ b/matrix/matrix-get-messages-from-encrypted-room-via-backup.py
@@ -206,7 +206,7 @@ class UngleichMatrixClient:
 
         print("session key = {session_key_base64}, {length}".format(session_key_base64=session_key_base64, length=len(session_key_base64)))
 
-        return session_key
+        return session_key_base64
 
     def decrypt_message(self, ciphertext, session_id):
         room_key = self.room_keys['rooms'][self.room_id]['sessions']
@@ -221,9 +221,9 @@ class UngleichMatrixClient:
                                                session_mac)
 
         inbound_group = InboundGroupSession.import_session(session_key_base64)
-        plaintext = inbound_group.decrypt(message_ciphertext_base64)
+        plaintext = inbound_group.decrypt(ciphertext)
 
-        print(f"Encrypted {ciphertext} = {plaintext}")
+        print(f"Encrypted message {ciphertext} = {plaintext}")
 
     def decrypt_room_messages(self):
         """