diff --git a/transaction_processor.py b/transaction_processor.py
index 45e0880..a848998 100644
--- a/transaction_processor.py
+++ b/transaction_processor.py
@@ -920,7 +920,7 @@ class LamassuTransactionProcessor:
             }
             new_payment = await create_invoice(
                 wallet_id=target_wallet.id,
-                amount=amount_sats,  # LNBits create_invoice expects sats
+                amount=float(amount_sats),  # LNBits create_invoice expects float
                 internal=True,  # Internal transfer within LNBits
                 memo=memo,
                 extra=extra
@@ -1085,7 +1085,7 @@ class LamassuTransactionProcessor:
             
             commission_payment = await create_invoice(
                 wallet_id=admin_config.commission_wallet_id,
-                amount=commission_amount_sats,
+                amount=float(commission_amount_sats),  # LNbits create_invoice expects float
                 internal=True,
                 memo=commission_memo,
                 extra={