diff --git a/specs/core/0_beacon-chain.md b/specs/core/0_beacon-chain.md
index 8739aead9..0adee0f95 100644
--- a/specs/core/0_beacon-chain.md
+++ b/specs/core/0_beacon-chain.md
@@ -1965,7 +1965,7 @@ def process_deposit(state: BeaconState, deposit: Deposit) -> None:
             activation_epoch=FAR_FUTURE_EPOCH,
             exit_epoch=FAR_FUTURE_EPOCH,
             withdrawable_epoch=FAR_FUTURE_EPOCH,
-            effective_balance=amount - amount % EFFECTIVE_BALANCE_INCREMENT
+            effective_balance=amount - amount % EFFECTIVE_BALANCE_INCREMENT,
         ))
         state.balances.append(amount)
     else: