diff --git a/Makefile b/Makefile
index 820b50e8..1c5483ef 100644
--- a/Makefile
+++ b/Makefile
@@ -43,7 +43,7 @@ SEPOLIA_MATIC_X := 0xB51AAb302085F436204c4B1964fBE74517B2D4b6
 SEPOLIA_STAKE_MANAGER := 0x4AE8f648B1Ec892B6cc68C89cc088583964d08bE
 SEPOLIA_CHECKPOINT_MANAGER := 0xbd07D7E1E93c8d4b2a261327F3C28a8EA7167209
 SEPOLIA_FX_ROOT := 0x0E13EBEdDb8cf9f5987512d5E081FdC2F5b0991e
-SEPOLIA_FX_STATE_ROOT_TUNNEL :=
+SEPOLIA_FX_STATE_ROOT_TUNNEL := 0x1316e16f56a5A05538277906E12b77F2B39B4d79
 SEPOLIA_MATIC_TOKEN := 0x3fd0A53F4Bf853985a95F4Eb3F9C9FDE1F8e2b53
 SEPOLIA_POL_TOKEN := 0x44499312f493F62f2DFd3C6435Ca3603EbFCeeBa
 SEPOLIA_MANAGER := 0x369B31971250859d3AD37E7cEDCF42AA5CF2C4F4
@@ -143,9 +143,9 @@ verify-maticx-ethereum:
 
 # Verify the FxStateRootTunnel contract
 verify-fxstateroottunnel-sepolia:
-	$(BIN_HARDHAT) verify-contract --network $(NETWORK_SEPOLIA) --contract $(SEPOLIA_FX_STATE_ROOT_TUNNEL)
+	$(BIN_HARDHAT) verify-contract --network $(NETWORK_SEPOLIA) --contract $(SEPOLIA_FX_STATE_ROOT_TUNNEL) "$(SEPOLIA_CHECKPOINT_MANAGER)" "$(SEPOLIA_FX_ROOT)" "$(SEPOLIA_MATIC_X)"
 verify-fxstateroottunnel-ethereum:
-	$(BIN_HARDHAT) verify-contract --network $(NETWORK_ETHEREUM) --contract $(ETHEREUM_FX_STATE_ROOT_TUNNEL)
+	$(BIN_HARDHAT) verify-contract --network $(NETWORK_ETHEREUM) --contract $(ETHEREUM_FX_STATE_ROOT_TUNNEL) "$(ETHEREUM_CHECKPOINT_MANAGER)" "$(ETHEREUM_FX_ROOT)" "$(ETHEREUM_MATIC_X)"
 
 # Import the ValidatorRegistry contract
 import-validatorregistry-sepolia:
diff --git a/docs/Sepolia-Testnet.md b/docs/Sepolia-Testnet.md
index 9f964e8a..623ba5ce 100644
--- a/docs/Sepolia-Testnet.md
+++ b/docs/Sepolia-Testnet.md
@@ -23,7 +23,7 @@
 
 ### Fx State Root Tunnel
 
--   Address: [](https://sepolia.etherscan.io/address/)
+-   Address: [0x1316e16f56a5A05538277906E12b77F2B39B4d79](https://sepolia.etherscan.io/address/0x1316e16f56a5A05538277906E12b77F2B39B4d79)
 
 ### Matic Token