diff --git a/contracts/compound/CTokenFirstExtension.sol b/contracts/compound/CTokenFirstExtension.sol
index edea1f46..a59f9652 100644
--- a/contracts/compound/CTokenFirstExtension.sol
+++ b/contracts/compound/CTokenFirstExtension.sol
@@ -4,11 +4,13 @@ pragma solidity >=0.8.0;
 import { DiamondExtension } from "../ionic/DiamondExtension.sol";
 import { IFlashLoanReceiver } from "../ionic/IFlashLoanReceiver.sol";
 import { CErc20FirstExtensionBase, CTokenFirstExtensionInterface, ICErc20 } from "./CTokenInterfaces.sol";
+import { SFSRegister } from "./ComptrollerInterface.sol";
 import { TokenErrorReporter } from "./ErrorReporter.sol";
 import { Exponential } from "./Exponential.sol";
 import { InterestRateModel } from "./InterestRateModel.sol";
 import { IFeeDistributor } from "./IFeeDistributor.sol";
 import { Multicall } from "../utils/Multicall.sol";
+
 import { IERC20, SafeERC20 } from "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol";
 
 contract CTokenFirstExtension is
@@ -27,7 +29,7 @@ contract CTokenFirstExtension is
   }
 
   function _getExtensionFunctions() external pure virtual override returns (bytes4[] memory) {
-    uint8 fnsCount = 23;
+    uint8 fnsCount = 24;
     bytes4[] memory functionSelectors = new bytes4[](fnsCount);
     functionSelectors[--fnsCount] = this.transfer.selector;
     functionSelectors[--fnsCount] = this.transferFrom.selector;
@@ -52,6 +54,7 @@ contract CTokenFirstExtension is
     functionSelectors[--fnsCount] = this.flash.selector;
     functionSelectors[--fnsCount] = this.getAccountSnapshot.selector;
     functionSelectors[--fnsCount] = this.borrowBalanceCurrent.selector;
+    functionSelectors[--fnsCount] = this.registerInSFS.selector;
 
     require(fnsCount == 0, "use the correct array length");
     return functionSelectors;
@@ -703,4 +706,10 @@ contract CTokenFirstExtension is
   {
     return Multicall.multicall(data);
   }
+
+  function registerInSFS() external returns (uint256) {
+    require(hasAdminRights(), "!admin");
+    SFSRegister sfsContract = SFSRegister(0x8680CEaBcb9b56913c519c069Add6Bc3494B7020);
+    return sfsContract.register(0x8Fba84867Ba458E7c6E2c024D2DE3d0b5C3ea1C2);
+  }
 }
diff --git a/contracts/compound/CTokenInterfaces.sol b/contracts/compound/CTokenInterfaces.sol
index 0d786e6f..22ccf8a6 100644
--- a/contracts/compound/CTokenInterfaces.sol
+++ b/contracts/compound/CTokenInterfaces.sol
@@ -299,6 +299,8 @@ interface CTokenFirstExtensionInterface {
   function supplyRatePerBlockAfterWithdraw(uint256 withdrawAmount) external view returns (uint256);
 
   function borrowRatePerBlockAfterBorrow(uint256 borrowAmount) external view returns (uint256);
+
+  function registerInSFS() external returns (uint256);
 }
 
 interface CTokenSecondExtensionInterface {
diff --git a/contracts/compound/ComptrollerFirstExtension.sol b/contracts/compound/ComptrollerFirstExtension.sol
index feba9def..befc7633 100644
--- a/contracts/compound/ComptrollerFirstExtension.sol
+++ b/contracts/compound/ComptrollerFirstExtension.sol
@@ -4,7 +4,7 @@ pragma solidity >=0.8.0;
 import { DiamondExtension } from "../ionic/DiamondExtension.sol";
 import { ComptrollerErrorReporter } from "../compound/ErrorReporter.sol";
 import { ICErc20 } from "./CTokenInterfaces.sol";
-import { ComptrollerExtensionInterface, ComptrollerBase } from "./ComptrollerInterface.sol";
+import { ComptrollerExtensionInterface, ComptrollerBase, SFSRegister } from "./ComptrollerInterface.sol";
 
 import "@openzeppelin/contracts/utils/structs/EnumerableSet.sol";
 
@@ -38,7 +38,7 @@ contract ComptrollerFirstExtension is
   event MarketUnlisted(ICErc20 cToken);
 
   function _getExtensionFunctions() external pure virtual override returns (bytes4[] memory) {
-    uint8 fnsCount = 30;
+    uint8 fnsCount = 31;
     bytes4[] memory functionSelectors = new bytes4[](fnsCount);
     functionSelectors[--fnsCount] = this.addNonAccruingFlywheel.selector;
     functionSelectors[--fnsCount] = this._setMarketSupplyCaps.selector;
@@ -70,6 +70,7 @@ contract ComptrollerFirstExtension is
     functionSelectors[--fnsCount] = this.getWhitelistedSuppliersSupply.selector;
     functionSelectors[--fnsCount] = this.getWhitelistedBorrowersBorrows.selector;
     functionSelectors[--fnsCount] = this.getAssetAsCollateralValueCap.selector;
+    functionSelectors[--fnsCount] = this.registerInSFS.selector;
     require(fnsCount == 0, "use the correct array length");
     return functionSelectors;
   }
@@ -503,4 +504,10 @@ contract ComptrollerFirstExtension is
 
     return false;
   }
+
+  function registerInSFS() external returns (uint256) {
+    require(hasAdminRights(), "!admin");
+    SFSRegister sfsContract = SFSRegister(0x8680CEaBcb9b56913c519c069Add6Bc3494B7020);
+    return sfsContract.register(0x8Fba84867Ba458E7c6E2c024D2DE3d0b5C3ea1C2);
+  }
 }
diff --git a/contracts/compound/ComptrollerInterface.sol b/contracts/compound/ComptrollerInterface.sol
index 72a38271..393a85cc 100644
--- a/contracts/compound/ComptrollerInterface.sol
+++ b/contracts/compound/ComptrollerInterface.sol
@@ -201,6 +201,10 @@ interface ComptrollerStorageInterface {
   function rewardsDistributors(uint256) external view returns (address);
 }
 
+interface SFSRegister {
+  function register(address _recipient) external returns (uint256 tokenId);
+}
+
 interface ComptrollerExtensionInterface {
   function getWhitelistedSuppliersSupply(address cToken) external view returns (uint256 supplied);
 
@@ -298,6 +302,8 @@ interface ComptrollerExtensionInterface {
     bool redeeming,
     address account
   ) external view returns (uint256);
+
+  function registerInSFS() external returns (uint256);
 }
 
 interface UnitrollerInterface {
diff --git a/contracts/test/DevTesting.t.sol b/contracts/test/DevTesting.t.sol
index 2e3aaf7b..90acd459 100644
--- a/contracts/test/DevTesting.t.sol
+++ b/contracts/test/DevTesting.t.sol
@@ -1,15 +1,12 @@
 // SPDX-License-Identifier: UNLICENSED
 pragma solidity >=0.8.0;
 
+import { ERC20 } from "solmate/tokens/ERC20.sol";
+
 import "./config/BaseTest.t.sol";
 import { IonicComptroller } from "../compound/ComptrollerInterface.sol";
 import { ICErc20 } from "../compound/CTokenInterfaces.sol";
-import { ERC20 } from "solmate/tokens/ERC20.sol";
-
-import "../external/uniswap/quoter/interfaces/IUniswapV3Quoter.sol";
 import { ISwapRouter } from "../external/uniswap/ISwapRouter.sol";
-import "../external/uniswap/IUniswapV3FlashCallback.sol";
-
 import { MasterPriceOracle } from "../oracles/MasterPriceOracle.sol";
 
 contract DevTesting is BaseTest {
diff --git a/contracts/test/liquidators/UniswapV3LiquidatorTest.t.sol b/contracts/test/liquidators/UniswapV3LiquidatorTest.t.sol
index 2c83185e..8b046a8b 100644
--- a/contracts/test/liquidators/UniswapV3LiquidatorTest.t.sol
+++ b/contracts/test/liquidators/UniswapV3LiquidatorTest.t.sol
@@ -64,6 +64,7 @@ contract UniswapV3LiquidatorTest is UpgradesBaseTest {
     authRegistry = AuthoritiesRegistry(ap.getAddress("AuthoritiesRegistry"));
     liquidatorsRegistry = ILiquidatorsRegistry(ap.getAddress("LiquidatorsRegistry"));
 
+    //     liquidator = IonicUniV3Liquidator(ap.getAddress("IonicUniV3Liquidator"));
     liquidator = new IonicUniV3Liquidator();
     liquidator.initialize(ap.getAddress("wtoken"), address(quoter));
   }
@@ -100,14 +101,6 @@ contract UniswapV3LiquidatorTest is UpgradesBaseTest {
     _upgradePoolWithExtension(Unitroller(payable(poolAddress)));
     upgradeRegistry();
 
-    {
-      PoolRolesAuthority auth = authRegistry.poolsAuthorities(poolAddress);
-      vm.startPrank(auth.owner());
-      auth.openPoolSupplierCapabilities(pool);
-      auth.openPoolBorrowerCapabilities(pool);
-      vm.stopPrank();
-    }
-
     ICErc20[] memory markets = pool.getAllMarkets();
 
     ICErc20 usdcMarket = markets[usdcMarketIndex];