immunefi.diff

diff --git a/test/unit/borrower-pools.borrow.test.ts b/test/unit/borrower-pools.borrow.test.ts
index 4cf63ed..1dbeaf2 100644
--- a/test/unit/borrower-pools.borrow.test.ts
+++ b/test/unit/borrower-pools.borrow.test.ts
@@ -58,7 +58,7 @@ describe('Borrower Pools - Borrow', function () {
     poolParameters = await BorrowerPools.getPoolParameters(poolHash);
     minRate = poolParameters.minRate;
     rateSpacing = poolParameters.rateSpacing;
-    depositRate = minRate.add(rateSpacing); //Tokens deposited at the min_rate + rate_spacing
+    depositRate = minRate; //Tokens deposited at the min_rate + rate_spacing
     loanDuration = poolParameters.loanDuration;
     repaymentPeriod = poolParameters.repaymentPeriod;
     maxBorrowableAmount = poolParameters.maxBorrowableAmount;
@@ -974,4 +974,11 @@ describe('Borrower Pools - Borrow', function () {
       }
     );
   });
+
+  it.only('cannot borrow - revert underflow', async function () {
+    const borrowAmount = depositAmount;
+    await expect(
+      borrower.BorrowerPools.borrow(borrower.address, borrowAmount)
+    ).to.be.reverted;
+  });
 });
diff --git a/test/utils/constants.ts b/test/utils/constants.ts
index 5f57ddc..fe94869 100644
--- a/test/utils/constants.ts
+++ b/test/utils/constants.ts
@@ -14,9 +14,9 @@ export const borrowerName = 'ABCCORP';
 export const poolHash = keccak256(
   defaultAbiCoder.encode(['string'], [borrowerName])
 );
-export const minRateInput = parseEther('0.05'); // min rate 5% for new pool creation
-export const maxRateInput = parseEther('0.2'); // max rate 20% for new pool creation
-export const rateSpacingInput = parseEther('0.005'); // rate spacing 0.5% for new pool creation
+export const minRateInput = parseEther('0.01'); // min rate 5% for new pool creation
+export const maxRateInput = parseEther('0.19'); // max rate 20% for new pool creation
+export const rateSpacingInput = parseEther('0.02'); // rate spacing 0.5% for new pool creation
 export const maxBorrowableAmount = parseEther('1000'); // max borrowable amount for new order book creation
 export const loanDuration = 24 * 3600; // duration of a loan for the new pool
 export const distributionRate = maxBorrowableAmount