diff --git a/.gas-snapshot b/.gas-snapshot
index 4e008122..dc8a6f1c 100644
--- a/.gas-snapshot
+++ b/.gas-snapshot
@@ -64,7 +64,7 @@ ERC20Test:testApprove() (gas: 31058)
 ERC20Test:testBurn() (gas: 56970)
 ERC20Test:testFailPermitBadDeadline() (gas: 36924)
 ERC20Test:testFailPermitBadNonce() (gas: 36874)
-ERC20Test:testFailPermitPastDeadline() (gas: 8589)
+ERC20Test:testFailPermitPastDeadline() (gas: 10938)
 ERC20Test:testFailPermitReplay() (gas: 66285)
 ERC20Test:testFailTransferFromInsufficientAllowance() (gas: 80882)
 ERC20Test:testFailTransferFromInsufficientBalance() (gas: 81358)
diff --git a/README.md b/README.md
index 58b207c7..ac16e1be 100644
--- a/README.md
+++ b/README.md
@@ -19,9 +19,9 @@ tokens
 ├─ ERC721 — "Modern, minimalist, and gas efficient ERC721 implementation"
 ├─ ERC1155 — "Minimalist and gas efficient standard ERC1155 implementation"
 utils
-├─ SSTORE2 - "Library for cheaper reads and writes to persistent storage"
+├─ SSTORE2 — "Library for cheaper reads and writes to persistent storage"
 ├─ CREATE3 — "Deploy to deterministic addresses without an initcode factor"
-├─ SafeCastLib - "Safe unsigned integer casting lib that reverts on overflow"
+├─ SafeCastLib — "Safe unsigned integer casting lib that reverts on overflow"
 ├─ ReentrancyGuard — "Gas optimized reentrancy protection for smart contracts"
 ├─ FixedPointMathLib — "Arithmetic library with operations for fixed-point numbers"
 ├─ Bytes32AddressLib — "Library for converting between addresses and bytes32 values"