diff --git a/contracts/helpers/Blacklist.sol b/contracts/helpers/Blacklist.sol
index 83af413..49d5c14 100644
--- a/contracts/helpers/Blacklist.sol
+++ b/contracts/helpers/Blacklist.sol
@@ -4,6 +4,10 @@ pragma solidity 0.8.23;
 
 import "@openzeppelin/contracts/access/Ownable.sol";
 
+/**
+ * @title Blacklist
+ * @notice Contract is used to blacklist specific pools in the oracle.
+ */
 contract Blacklist is Ownable {
     event BlacklistUpdated(address pool, bool isBlacklisted);
 
diff --git a/contracts/helpers/ConnectorManager.sol b/contracts/helpers/ConnectorManager.sol
new file mode 100644
index 0000000..cf4dc26
--- /dev/null
+++ b/contracts/helpers/ConnectorManager.sol
@@ -0,0 +1,26 @@
+// SPDX-License-Identifier: MIT
+
+pragma solidity 0.8.23;
+
+import "@openzeppelin/contracts/access/Ownable.sol";
+
+/**
+ * @title ConnectorManager
+ * @notice Contract is used to support only specific connectors in the oracle.
+ */
+contract ConnectorManager is Ownable {
+    event ConnectorUpdated(address connector, bool isSupported);
+
+    mapping(address => bool) public connectorSupported;
+
+    constructor(address[] memory connectors, address owner) Ownable(owner) {
+        for (uint256 i = 0; i < connectors.length; i++) {
+            connectorSupported[connectors[i]] = true;
+        }
+    }
+
+    function toggleConnectorSupport(address connector) external onlyOwner {
+        connectorSupported[connector] = !connectorSupported[connector];
+        emit ConnectorUpdated(connector, connectorSupported[connector]);
+    }
+}
diff --git a/test/Blacklist.js b/test/Blacklist.js
index 14347bf..36f9a02 100644
--- a/test/Blacklist.js
+++ b/test/Blacklist.js
@@ -6,7 +6,7 @@ const { tokens } = require('./helpers.js');
 describe('Blacklist', function () {
     async function initContracts () {
         const [owner, alice] = await ethers.getSigners();
-        const blacklist = await deployContract('Blacklist', [[], owner]);
+        const blacklist = await deployContract('Blacklist', [[tokens.DAI], owner]);
         return { owner, alice, blacklist };
     }
 
@@ -15,6 +15,11 @@ describe('Blacklist', function () {
         await expect(blacklist.connect(alice).toggleBlacklistAddress(tokens.ETH)).to.be.revertedWithCustomError(blacklist, 'OwnableUnauthorizedAccount');
     });
 
+    it('should blacklisted in constructor', async function () {
+        const { blacklist } = await loadFixture(initContracts);
+        expect(await blacklist.blacklisted(tokens.DAI)).to.be.true;
+    });
+
     it('should toggle record state', async function () {
         const { owner, blacklist } = await loadFixture(initContracts);
         await blacklist.connect(owner).toggleBlacklistAddress(tokens.ETH);
diff --git a/test/ConnectorManager.js b/test/ConnectorManager.js
new file mode 100644
index 0000000..dfc0dd5
--- /dev/null
+++ b/test/ConnectorManager.js
@@ -0,0 +1,30 @@
+const { loadFixture } = require('@nomicfoundation/hardhat-network-helpers');
+const { ethers } = require('hardhat');
+const { expect, deployContract } = require('@1inch/solidity-utils');
+const { tokens } = require('./helpers.js');
+
+describe('ConnectorManager', function () {
+    async function initContracts () {
+        const [owner, alice] = await ethers.getSigners();
+        const connectorManager = await deployContract('ConnectorManager', [[tokens.DAI], owner]);
+        return { owner, alice, connectorManager };
+    }
+
+    it('should revert by non-owner', async function () {
+        const { alice, connectorManager } = await loadFixture(initContracts);
+        await expect(connectorManager.connect(alice).toggleConnectorSupport(tokens.ETH)).to.be.revertedWithCustomError(connectorManager, 'OwnableUnauthorizedAccount');
+    });
+
+    it('should set supported in constructor', async function () {
+        const { connectorManager } = await loadFixture(initContracts);
+        expect(await connectorManager.connectorSupported(tokens.DAI)).to.be.true;
+    });
+
+    it('should toggle record state', async function () {
+        const { owner, connectorManager } = await loadFixture(initContracts);
+        await connectorManager.connect(owner).toggleConnectorSupport(tokens.ETH);
+        expect(await connectorManager.connectorSupported(tokens.ETH)).to.be.true;
+        await connectorManager.connect(owner).toggleConnectorSupport(tokens.ETH);
+        expect(await connectorManager.connectorSupported(tokens.ETH)).to.be.false;
+    });
+});