diff --git a/docs/contracts/v3/reference/deployments/Optimism-Deployments.md b/docs/contracts/v3/reference/deployments/Optimism-Deployments.md
index 6fcfe0ac9..ccb4e61bd 100644
--- a/docs/contracts/v3/reference/deployments/Optimism-Deployments.md
+++ b/docs/contracts/v3/reference/deployments/Optimism-Deployments.md
@@ -58,4 +58,4 @@ The Uniswap Protocol supports trading of ERC20 tokens. In order to swap a native
 | Network             | ChainId  | Wrapped Native Token | Address                                      |
 | ------------------- | -------- | -------------------- | -------------------------------------------- |
 | Optimism            | `10`     | WETH                 | `0x4200000000000000000000000000000000000006` |
-| Optimism Sepolia    | `137`    | WETH                 | `0x4200000000000000000000000000000000000006` |
+| Optimism Sepolia    | `11155420`    | WETH                 | `0x4200000000000000000000000000000000000006` |