diff --git a/contracts/modules/RecoveryManager.sol b/contracts/modules/RecoveryManager.sol
index 1614ec440..9b510c2e3 100644
--- a/contracts/modules/RecoveryManager.sol
+++ b/contracts/modules/RecoveryManager.sol
@@ -195,7 +195,9 @@ contract RecoveryManager is BaseModule, RelayerModuleV2 {
     function getRequiredSignatures(BaseWallet _wallet, bytes memory _data) public view returns (uint256) {
         bytes4 methodId = functionPrefix(_data);
         if (methodId == EXECUTE_RECOVERY_PREFIX) {
-            return SafeMath.ceil(guardianStorage.guardianCount(_wallet), 2);
+            uint walletGuardians = guardianStorage.guardianCount(_wallet);
+            require(walletGuardians > 0, "RM: no guardians set on wallet");
+            return SafeMath.ceil(walletGuardians, 2);
         }
         if (methodId == FINALIZE_RECOVERY_PREFIX) {
             return 0;
diff --git a/deployment/7_upgrade_1_6.js b/deployment/7_upgrade_1_6.js
index 62a25eab4..b9c2100fc 100644
--- a/deployment/7_upgrade_1_6.js
+++ b/deployment/7_upgrade_1_6.js
@@ -1,25 +1,19 @@
 const semver = require("semver");
 const childProcess = require("child_process");
-const ApprovedTransfer = require("../build/ApprovedTransfer");
 const RecoveryManager = require("../build/RecoveryManager");
 const MultiSig = require("../build/MultiSigWallet");
 const ModuleRegistry = require("../build/ModuleRegistry");
 const Upgrader = require("../build/SimpleUpgrader");
 const DeployManager = require("../utils/deploy-manager.js");
 const MultisigExecutor = require("../utils/multisigexecutor.js");
-const TokenPriceProvider = require("../build/TokenPriceProvider");
-const MakerRegistry = require("../build/MakerRegistry");
-const ScdMcdMigration = require("../build/ScdMcdMigration");
-const MakerV2Manager = require("../build/MakerV2Manager");
-const TransferManager = require("../build/TransferManager");
 
 const utils = require("../utils/utilities.js");
 
 const TARGET_VERSION = "1.6.0";
-const MODULES_TO_ENABLE = ["ApprovedTransfer", "RecoveryManager", "MakerV2Manager", "TransferManager"];
-const MODULES_TO_DISABLE = ["UniswapManager"];
+const MODULES_TO_ENABLE = ["RecoveryManager"];
+const MODULES_TO_DISABLE = [];
 
-const BACKWARD_COMPATIBILITY = 1;
+const BACKWARD_COMPATIBILITY = 2;
 
 const deploy = async (network) => {
   if (!["kovan", "kovan-fork", "staging", "prod"].includes(network)) {
@@ -50,33 +44,10 @@ const deploy = async (network) => {
   const MultiSigWrapper = await deployer.wrapDeployedContract(MultiSig, config.contracts.MultiSigWallet);
   const multisigExecutor = new MultisigExecutor(MultiSigWrapper, deploymentWallet, config.multisig.autosign, { gasPrice });
 
-  // //////////////////////////////////
-  // Deploy infrastructure contracts
-  // //////////////////////////////////
-
-  // Deploy and configure Maker Registry
-  const ScdMcdMigrationWrapper = await deployer.wrapDeployedContract(ScdMcdMigration, config.defi.maker.migration);
-  const vatAddress = await ScdMcdMigrationWrapper.vat();
-  const MakerRegistryWrapper = await deployer.deploy(MakerRegistry, {}, vatAddress);
-  const wethJoinAddress = await ScdMcdMigrationWrapper.wethJoin();
-  const addCollateralTransaction = await MakerRegistryWrapper.contract.addCollateral(wethJoinAddress, { gasPrice });
-  await MakerRegistryWrapper.verboseWaitForTransaction(addCollateralTransaction, `Adding join adapter ${wethJoinAddress} to the MakerRegistry`);
-  const changeMakerRegistryOwnerTx = await MakerRegistryWrapper.contract.changeOwner(config.contracts.MultiSigWallet, { gasPrice });
-  await MakerRegistryWrapper.verboseWaitForTransaction(changeMakerRegistryOwnerTx, "Set the MultiSig as the owner of the MakerRegistry");
-  const TokenPriceProviderWrapper = await deployer.wrapDeployedContract(TokenPriceProvider, config.contracts.TokenPriceProvider);
-
   // //////////////////////////////////
   // Deploy new modules
   // //////////////////////////////////
 
-  const ApprovedTransferWrapper = await deployer.deploy(
-    ApprovedTransfer,
-    {},
-    config.contracts.ModuleRegistry,
-    config.modules.GuardianStorage,
-  );
-  newModuleWrappers.push(ApprovedTransferWrapper);
-
   const RecoveryManagerWrapper = await deployer.deploy(
     RecoveryManager,
     {},
@@ -89,46 +60,12 @@ const deploy = async (network) => {
   );
   newModuleWrappers.push(RecoveryManagerWrapper);
 
-  const MakerV2ManagerWrapper = await deployer.deploy(
-    MakerV2Manager,
-    {},
-    config.contracts.ModuleRegistry,
-    config.modules.GuardianStorage,
-    config.defi.maker.migration,
-    config.defi.maker.pot,
-    config.defi.maker.jug,
-    MakerRegistryWrapper.contractAddress,
-    config.defi.uniswap.factory,
-  );
-  newModuleWrappers.push(MakerV2ManagerWrapper);
-
-  const TransferManagerWrapper = await deployer.deploy(
-    TransferManager,
-    {},
-    config.contracts.ModuleRegistry,
-    config.modules.TransferStorage,
-    config.modules.GuardianStorage,
-    TokenPriceProviderWrapper.contractAddress,
-    config.settings.securityPeriod || 0,
-    config.settings.securityWindow || 0,
-    config.settings.defaultLimit || "1000000000000000000",
-    ["test", "staging", "prod"].includes(network) ? config.modules.TransferManager : "0x0000000000000000000000000000000000000000",
-  );
-  newModuleWrappers.push(TransferManagerWrapper);
-
   // /////////////////////////////////////////////////
   // Update config and Upload ABIs
   // /////////////////////////////////////////////////
 
   configurator.updateModuleAddresses({
-    ApprovedTransfer: ApprovedTransferWrapper.contractAddress,
     RecoveryManager: RecoveryManagerWrapper.contractAddress,
-    MakerV2Manager: MakerV2ManagerWrapper.contractAddress,
-    TransferManager: TransferManagerWrapper.contractAddress,
-  });
-
-  configurator.updateInfrastructureAddresses({
-    MakerRegistry: MakerRegistryWrapper.contractAddress,
   });
 
   const gitHash = childProcess.execSync("git rev-parse HEAD").toString("utf8").replace(/\n$/, "");
@@ -136,11 +73,7 @@ const deploy = async (network) => {
   await configurator.save();
 
   await Promise.all([
-    abiUploader.upload(ApprovedTransferWrapper, "modules"),
     abiUploader.upload(RecoveryManagerWrapper, "modules"),
-    abiUploader.upload(MakerV2ManagerWrapper, "modules"),
-    abiUploader.upload(TransferManagerWrapper, "modules"),
-    abiUploader.upload(MakerRegistryWrapper, "contracts"),
   ]);
 
   // //////////////////////////////////
@@ -157,7 +90,6 @@ const deploy = async (network) => {
   // Deploy and Register upgraders
   // //////////////////////////////////
 
-
   let fingerprint;
   const versions = await versionUploader.load(BACKWARD_COMPATIBILITY);
   for (let idx = 0; idx < versions.length; idx += 1) {
@@ -208,7 +140,6 @@ const deploy = async (network) => {
   await versionUploader.upload(newVersion);
 };
 
-
 module.exports = {
   deploy,
 };
diff --git a/test/recoveryManager.js b/test/recoveryManager.js
index 57c8480ef..301f446dc 100644
--- a/test/recoveryManager.js
+++ b/test/recoveryManager.js
@@ -311,6 +311,23 @@ describe("RecoveryManager", function () {
   });
 
   describe("Execute Recovery", () => {
+    it("should not allow recovery to be executed with no guardians", async () => {
+      const noGuardians = [];
+      await assert.revertWith(manager.relay(
+        recoveryManager,
+        "executeRecovery",
+        [wallet.contractAddress, newowner.address],
+        wallet,
+        noGuardians,
+      ), "RM: no guardians set on wallet");
+
+      const isLocked = await lockManager.isLocked(wallet.contractAddress);
+      assert.isFalse(isLocked, "should not be locked by recovery");
+
+      const walletOwner = await wallet.owner();
+      assert.equal(walletOwner, owner.address, "owner should have not changed");
+    });
+
     describe("EOA Guardians: G = 2", () => {
       beforeEach(async () => {
         await addGuardians([guardian1, guardian2]);