diff --git a/matrix_keycloak_bot.py b/matrix_keycloak_bot.py
index 878ff95..6527e90 100644
--- a/matrix_keycloak_bot.py
+++ b/matrix_keycloak_bot.py
@@ -47,9 +47,15 @@ log = logging.getLogger("keycloak_bot")
 # ------------------------------------------------------------------------------
 class PickleCryptoStore(MemoryCryptoStore):
     def __init__(self, filepath: str, account_id: str = "bot", pickle_key: str = ""):
-        super().__init__(account_id=account_id, pickle_key=pickle_key)
         self.filepath = filepath
-        self.account = None  # Ensure attribute always exists
+        self.account = None
+        self.sessions = {}
+        self.inbound_group_sessions = {}
+        self.outbound_group_sessions = {}
+        self.devices = {}
+        self.cross_signing_keys = {}
+        
+        super().__init__(account_id=account_id, pickle_key=pickle_key)
         self.load()
 
     def load(self):