diff --git a/account_abstraction.py b/account_abstraction.py
index 2aed904..e448780 100644
--- a/account_abstraction.py
+++ b/account_abstraction.py
@@ -170,7 +170,7 @@ def start_paymaster(config: Config):
            "SIMPLE_ACCOUNT_FACTORY_ADDRESS": simple_account_factory_address,
            "PAYMASTER_ADDRESS": paymaster_address,
            "TIME_VALIDITY": str(config.paymaster_validity),
-           "INITIAL_DEPOSIT": config.paymaster_initial_deposit,
+           "INITIAL_DEPOSIT": str(config.paymaster_initial_deposit),
            "PRIVATE_KEY": config.paymaster_key}
 
     lib.run(
diff --git a/config/account_abstraction.py b/config/account_abstraction.py
index 259f62b..dee11b8 100644
--- a/config/account_abstraction.py
+++ b/config/account_abstraction.py
@@ -8,7 +8,7 @@ class AccountAbstractionConfig:
     def __init__(self):
         super().__init__()
 
-        self.paymaster_initial_deposit = "3"
+        self.paymaster_initial_deposit = 3
         """
         Initial deposit amount (in Ether) for the paymaster contract.
         """