diff --git a/deployments/polygon/usdc/migrations/1689168483_add_maticx_collateral.ts b/deployments/polygon/usdc/migrations/1689168483_add_maticx_collateral.ts
index 869e126aa..77561baba 100644
--- a/deployments/polygon/usdc/migrations/1689168483_add_maticx_collateral.ts
+++ b/deployments/polygon/usdc/migrations/1689168483_add_maticx_collateral.ts
@@ -91,7 +91,7 @@ export default migration("1689168483_add_maticx_collateral", {
       )
     );
 
-    const event = (await txn.wait()).events.find(
+    const event = txn.events.find(
       (event) => event.event === "ProposalCreated"
     );
     const [proposalId] = event.args;
diff --git a/scenario/AddMaticxCollateralScenario.ts b/scenario/AddMaticxCollateralScenario.ts
index 75bcdd99c..93c86bc23 100644
--- a/scenario/AddMaticxCollateralScenario.ts
+++ b/scenario/AddMaticxCollateralScenario.ts
@@ -1,64 +1,64 @@
-import { scenario } from "./context/CometContext";
-import { expect } from "chai";
-import { utils } from "ethers";
-import { exp } from "../test/helpers";
-import { COMP_WHALES, calldata } from "../src/deploy";
-import { impersonateAddress } from "../plugins/scenario/utils";
-import { fastL2GovernanceExecute, matchesDeployment } from "./utils";
-import { BaseBridgeReceiver } from "../build/types";
-import { World } from "../plugins/scenario";
+import { scenario } from './context/CometContext';
+import { expect } from 'chai';
+import { utils } from 'ethers';
+import { exp } from '../test/helpers';
+import { COMP_WHALES, calldata } from '../src/deploy';
+import { impersonateAddress } from '../plugins/scenario/utils';
+import { fastL2GovernanceExecute, matchesDeployment } from './utils';
+import { BaseBridgeReceiver } from '../build/types';
+import { World } from '../plugins/scenario';
 
 const MATICX_WHALES = {
-  polygon: ["0x68B9220B8E617b7700aCAE1a5Ff43F3eb29257F3"],
+  polygon: ['0x68B9220B8E617b7700aCAE1a5Ff43F3eb29257F3'],
 };
 
 scenario.only(
-  "add new asset maticx",
+  'add new asset maticx',
   {
     filter: async (ctx) =>
-      matchesDeployment(ctx, [{ network: "polygon" }, { network: "mumbai" }]),
+      matchesDeployment(ctx, [{ network: 'polygon' }, { network: 'mumbai' }]),
     tokenBalances: {
-      $comet: { $base: ">= 1" },
+      $comet: { $base: '>= 1' },
     },
   },
   async (
     { comet, configurator, proxyAdmin, actors, bridgeReceiver },
     context
   ) => {
-    console.log("DEBUG::0");
+    console.log('DEBUG::0');
     const { albert } = actors;
-    console.log("DEBUG::1");
+    console.log('DEBUG::1');
     const dm = context.world.deploymentManager;
-    console.log("DEBUG::2");
+    console.log('DEBUG::2');
     const maticx = await dm.existing(
-      "MATICX",
-      "0xfa68FB4628DFF1028CFEc22b4162FCcd0d45efb6",
+      'MATICX',
+      '0xfa68FB4628DFF1028CFEc22b4162FCcd0d45efb6',
       context.world.base.network,
-      "contracts/ERC20.sol:ERC20"
+      'contracts/ERC20.sol:ERC20'
     );
-    console.log("DEBUG::3");
+    console.log('DEBUG::3');
     const maticxPricefeed = await dm.existing(
-      "MATICX:priceFeed",
-      "0x5d37E4b374E6907de8Fc7fb33EE3b0af403C7403",
+      'MATICX:priceFeed',
+      '0x5d37E4b374E6907de8Fc7fb33EE3b0af403C7403',
       context.world.base.network
     );
-    console.log("DEBUG::4");
+    console.log('DEBUG::4');
 
     // Allocate some tokens to Albert
     const maticxWhaleSigner = await impersonateAddress(
       dm,
       MATICX_WHALES.polygon[0]
     );
-    console.log("DEBUG::5");
+    console.log('DEBUG::5');
     console.log(
-      "whale balance:",
+      'whale balance:',
       await maticx.balanceOf(maticxWhaleSigner.address)
     );
     // console.log(await maticx.proxyOwner());
     await maticx
       .connect(maticxWhaleSigner)
       .transfer(albert.address, exp(9000, 18).toString());
-    console.log("DEBUG::6");
+    console.log('DEBUG::6');
 
     // Execute a governance proposal to:
     // 1. Add new asset via Configurator
@@ -72,27 +72,27 @@ scenario.only(
       liquidationFactor: exp(0.9, 18),
       supplyCap: exp(6_000_000, 18),
     };
-    console.log("DEBUG::7");
+    console.log('DEBUG::7');
 
     const addAssetCalldata = await calldata(
       configurator.populateTransaction.addAsset(comet.address, newAssetConfig)
     );
-    console.log("DEBUG::8");
+    console.log('DEBUG::8');
 
     const deployAndUpgradeToCalldata = utils.defaultAbiCoder.encode(
-      ["address", "address"],
+      ['address', 'address'],
       [configurator.address, comet.address]
     );
-    console.log("DEBUG::9");
+    console.log('DEBUG::9');
 
     const l2ProposalData = utils.defaultAbiCoder.encode(
-      ["address[]", "uint256[]", "string[]", "bytes[]"],
+      ['address[]', 'uint256[]', 'string[]', 'bytes[]'],
       [
         [configurator.address, proxyAdmin.address],
         [0, 0],
         [
-          "addAsset(address,(address,address,uint8,uint64,uint64,uint64,uint128))",
-          "deployAndUpgradeTo(address,address)",
+          'addAsset(address,(address,address,uint8,uint64,uint64,uint64,uint128))',
+          'deployAndUpgradeTo(address,address)',
         ],
         [addAssetCalldata, deployAndUpgradeToCalldata],
       ]
@@ -103,26 +103,26 @@ scenario.only(
       bridgeReceiver,
       context.world
     );
-    console.log("DEBUG::10");
+    console.log('DEBUG::10');
 
     // Try to supply new token and borrow base
     const baseAssetAddress = await comet.baseToken();
-    console.log("DEBUG::11", baseAssetAddress);
+    console.log('DEBUG::11', baseAssetAddress);
 
     const borrowAmount = 1000n * (await comet.baseScale()).toBigInt();
-    console.log("DEBUG::12", borrowAmount.toString());
+    console.log('DEBUG::12', borrowAmount.toString());
 
     const supplyAmount = exp(9000, 18);
-    console.log("DEBUG::13");
+    console.log('DEBUG::13');
 
     await maticx
       .connect(albert.signer)
-      ["approve(address,uint256)"](comet.address, supplyAmount);
-    console.log("DEBUG::14");
+      .approve(comet.address, supplyAmount);
+    console.log('DEBUG::14');
 
     await albert.supplyAsset({ asset: maticx.address, amount: supplyAmount });
     console.log(
-      "DEBUG::15",
+      'DEBUG::15',
       await albert.getCometCollateralBalance(maticx.address)
     );
 
@@ -130,12 +130,12 @@ scenario.only(
       asset: baseAssetAddress,
       amount: borrowAmount,
     });
-    console.log("DEBUG::16");
+    console.log('DEBUG::16');
 
     const cometMaticxAssetInfo = await comet.getAssetInfoByAddress(
-      "0xfa68FB4628DFF1028CFEc22b4162FCcd0d45efb6"
+      '0xfa68FB4628DFF1028CFEc22b4162FCcd0d45efb6'
     );
-    console.log("maticx index:", cometMaticxAssetInfo.offset);
+    console.log('maticx index:', cometMaticxAssetInfo.offset);
 
     expect(await albert.getCometCollateralBalance(maticx.address)).to.be.equal(
       supplyAmount
@@ -152,12 +152,12 @@ async function fastL1ToPolygonGovernanceExecute(
   const governanceDeploymentManager = world.auxiliaryDeploymentManager;
   if (!governanceDeploymentManager) {
     throw new Error(
-      "cannot execute governance without governance deployment manager"
+      'cannot execute governance without governance deployment manager'
     );
   }
 
   const compWhale =
-    world.base.network === "polygon"
+    world.base.network === 'polygon'
       ? COMP_WHALES.mainnet[0]
       : COMP_WHALES.testnet[0];
   const proposer = await impersonateAddress(
@@ -167,11 +167,11 @@ async function fastL1ToPolygonGovernanceExecute(
   ); // give them enough ETH to make the proposal
 
   const sendMessageToChildCalldata = utils.defaultAbiCoder.encode(
-    ["address", "bytes"],
+    ['address', 'bytes'],
     [bridgeReceiver.address, l2ProposalData]
   );
 
-  const fxRoot = await governanceDeploymentManager.getContractOrThrow("fxRoot");
+  const fxRoot = await governanceDeploymentManager.getContractOrThrow('fxRoot');
 
   await fastL2GovernanceExecute(
     governanceDeploymentManager,
@@ -179,7 +179,7 @@ async function fastL1ToPolygonGovernanceExecute(
     proposer,
     [fxRoot.address],
     [0],
-    ["sendMessageToChild(address,bytes)"],
+    ['sendMessageToChild(address,bytes)'],
     [sendMessageToChildCalldata]
   );
 }