diff --git a/ethereum/contracts/bridge/interfaces/IL1Bridge.sol b/ethereum/contracts/bridge/interfaces/IL1Bridge.sol
index 601bf2865..2cb38c448 100644
--- a/ethereum/contracts/bridge/interfaces/IL1Bridge.sol
+++ b/ethereum/contracts/bridge/interfaces/IL1Bridge.sol
@@ -2,7 +2,9 @@
 
 pragma solidity 0.8.20;
 
+/// @title L1 Bridge contract interface
 /// @author Matter Labs
+/// @custom:security-contact security@matterlabs.dev
 interface IL1Bridge {
     event DepositInitiated(
         bytes32 indexed l2DepositTxHash,
diff --git a/ethereum/contracts/bridge/interfaces/IL1BridgeLegacy.sol b/ethereum/contracts/bridge/interfaces/IL1BridgeLegacy.sol
index 588a844d6..b8185061f 100644
--- a/ethereum/contracts/bridge/interfaces/IL1BridgeLegacy.sol
+++ b/ethereum/contracts/bridge/interfaces/IL1BridgeLegacy.sol
@@ -2,7 +2,9 @@
 
 pragma solidity 0.8.20;
 
+/// @title L1 Bridge contract legacy interface
 /// @author Matter Labs
+/// @custom:security-contact security@matterlabs.dev
 interface IL1BridgeLegacy {
     function deposit(
         address _l2Receiver,
diff --git a/ethereum/contracts/governance/IGovernance.sol b/ethereum/contracts/governance/IGovernance.sol
index 947e5e803..724aed8f9 100644
--- a/ethereum/contracts/governance/IGovernance.sol
+++ b/ethereum/contracts/governance/IGovernance.sol
@@ -2,6 +2,9 @@
 
 pragma solidity 0.8.20;
 
+/// @title Governance contract interface
+/// @author Matter Labs
+/// @custom:security-contact security@matterlabs.dev
 interface IGovernance {
     /// @dev This enumeration includes the following states:
     /// @param Unset Default state, indicating the operation has not been set.
diff --git a/ethereum/contracts/zksync/libraries/LibMap.sol b/ethereum/contracts/zksync/libraries/LibMap.sol
index 18717c4df..800dede2c 100644
--- a/ethereum/contracts/zksync/libraries/LibMap.sol
+++ b/ethereum/contracts/zksync/libraries/LibMap.sol
@@ -3,6 +3,7 @@ pragma solidity 0.8.20;
 
 /// @notice Library for storage of packed unsigned integers.
 /// @author Solady (https://github.com/vectorized/solady/blob/main/src/utils/LibMap.sol)
+/// @custom:security-contact security@matterlabs.dev
 library LibMap {
     /// @dev A uint32 map in storage.
     struct Uint32Map {
diff --git a/zksync/contracts/bridge/interfaces/IL1Bridge.sol b/zksync/contracts/bridge/interfaces/IL1Bridge.sol
index e4089cb0b..7f5a1a115 100644
--- a/zksync/contracts/bridge/interfaces/IL1Bridge.sol
+++ b/zksync/contracts/bridge/interfaces/IL1Bridge.sol
@@ -2,7 +2,9 @@
 
 pragma solidity 0.8.20;
 
+/// @title L1 Bridge contract interface
 /// @author Matter Labs
+/// @custom:security-contact security@matterlabs.dev
 interface IL1Bridge {
     function finalizeWithdrawal(
         uint256 _l2BatchNumber,