diff --git a/contracts/network/BancorNetwork.sol b/contracts/network/BancorNetwork.sol
index 06f72c200..33c5ea2a5 100644
--- a/contracts/network/BancorNetwork.sol
+++ b/contracts/network/BancorNetwork.sol
@@ -925,21 +925,6 @@ contract BancorNetwork is IBancorNetwork, Upgradeable, ReentrancyGuardUpgradeabl
         _addToWhitelist(addr);
     }
 
-    /**
-     * @dev adds multiple addresses to the fee exemption whitelist
-     *
-     * requirements:
-     *
-     * - the caller must be the admin of the contract
-     */
-    function addAddressesToWhitelist(address[] calldata addrs) external onlyAdmin {
-        uint256 length = addrs.length;
-
-        for (uint256 i = 0; i < length; ++i) {
-            _addToWhitelist(addrs[i]);
-        }
-    }
-
     /**
      * @dev removes an address from the fee exemption whitelist
      *
diff --git a/hardhat.config.ts b/hardhat.config.ts
index 0e7731cb5..53135eb2d 100644
--- a/hardhat.config.ts
+++ b/hardhat.config.ts
@@ -124,7 +124,7 @@ const config: HardhatUserConfig = {
                 settings: {
                     optimizer: {
                         enabled: true,
-                        runs: 180
+                        runs: 200
                     },
                     metadata: {
                         bytecodeHash: 'none'
diff --git a/test/network/BancorNetwork.ts b/test/network/BancorNetwork.ts
index df2a46f2f..2aac8888f 100644
--- a/test/network/BancorNetwork.ts
+++ b/test/network/BancorNetwork.ts
@@ -3378,43 +3378,6 @@ describe('BancorNetwork', () => {
                 expect(await network.isWhitelisted(user1.address)).to.be.true;
                 expect(await network.feeExemptionWhitelist()).to.include(user1.address);
             });
-
-            it('should revert when a non-admin attempts to add addresses', async () => {
-                await expect(
-                    network.connect(nonOwner).addAddressesToWhitelist([user1.address])
-                ).to.be.revertedWithError('AccessDenied');
-            });
-
-            it('should revert when adding invalid addresses', async () => {
-                await expect(network.addAddressesToWhitelist([ZERO_ADDRESS])).to.be.revertedWithError(
-                    'InvalidExternalAddress'
-                );
-            });
-
-            it('should revert when adding already whitelisted addresses in the same transaction', async () => {
-                await expect(network.addAddressesToWhitelist([user1.address, user1.address])).to.be.revertedWithError(
-                    'AlreadyExists'
-                );
-            });
-
-            it('should revert when adding already whitelisted addresses in different transactions', async () => {
-                await network.addAddressesToWhitelist([user1.address]);
-                await expect(network.addAddressesToWhitelist([user1.address])).to.be.revertedWithError('AlreadyExists');
-            });
-
-            it('should whitelist addresses', async () => {
-                expect(await network.isWhitelisted(user1.address)).to.be.false;
-                expect(await network.isWhitelisted(user2.address)).to.be.false;
-                expect(await network.feeExemptionWhitelist()).not.to.have.members([user1.address, user2.address]);
-
-                const res = await network.addAddressesToWhitelist([user1.address, user2.address]);
-                await expect(res).to.emit(network, 'AddressAddedToWhitelist').withArgs(user1.address);
-                await expect(res).to.emit(network, 'AddressAddedToWhitelist').withArgs(user2.address);
-
-                expect(await network.isWhitelisted(user1.address)).to.be.true;
-                expect(await network.isWhitelisted(user2.address)).to.be.true;
-                expect(await network.feeExemptionWhitelist()).to.have.members([user1.address, user2.address]);
-            });
         });
 
         describe('removing', () => {