From 3fc6694e4814501f106ff6a4a2528533cba0a2b3 Mon Sep 17 00:00:00 2001
From: Junion <junionreal@gmail.com>
Date: Thu, 20 Jun 2024 13:14:01 -0400
Subject: [PATCH] make deployTimestamp immutable

---
 contracts/hooks/examples/VolatilityOracle.sol | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/contracts/hooks/examples/VolatilityOracle.sol b/contracts/hooks/examples/VolatilityOracle.sol
index 1a42e1212..2900632f5 100644
--- a/contracts/hooks/examples/VolatilityOracle.sol
+++ b/contracts/hooks/examples/VolatilityOracle.sol
@@ -12,7 +12,7 @@ contract VolatilityOracle is BaseHook {
 
     error MustUseDynamicFee();
 
-    uint32 deployTimestamp;
+    uint32 immutable deployTimestamp;
 
     /// @dev For mocking
     function _blockTimestamp() internal view virtual returns (uint32) {