diff --git a/test/integration/Grateful.t.sol b/test/integration/Grateful.t.sol
index 5a72dad..5b10934 100644
--- a/test/integration/Grateful.t.sol
+++ b/test/integration/Grateful.t.sol
@@ -14,16 +14,11 @@ contract IntegrationGrateful is IntegrationBase {
     //////////////////////////////////////////////////////////////*/
 
   // Tests for Standard Payments
-  function test_Payment(
-    uint256 amountMultiplier
-  ) public {
-    vm.assume(amountMultiplier > 10);
-    vm.assume(amountMultiplier < 1000);
-
+  function test_Payment() public {
     for (uint256 i = 0; i < _tokens.length; i++) {
       address tokenAddr = _tokens[i];
       string memory symbol = _tokenSymbols[tokenAddr];
-      uint256 amount = _tokenAmounts[tokenAddr] * amountMultiplier;
+      uint256 amount = _tokenAmounts[tokenAddr] * 100;
 
       _approveAndPay(_user, _merchant, tokenAddr, amount, _NOT_YIELDING_FUNDS);
 
@@ -36,12 +31,7 @@ contract IntegrationGrateful is IntegrationBase {
     }
   }
 
-  function test_PaymentYieldingFunds(
-    uint256 amountMultiplier
-  ) public {
-    vm.assume(amountMultiplier > 10);
-    vm.assume(amountMultiplier < 1000);
-
+  function test_PaymentYieldingFunds() public {
     for (uint256 i = 0; i < _tokens.length; i++) {
       address tokenAddr = _tokens[i];
 
@@ -50,7 +40,7 @@ contract IntegrationGrateful is IntegrationBase {
       }
 
       string memory symbol = _tokenSymbols[tokenAddr];
-      uint256 amount = _tokenAmounts[tokenAddr] * amountMultiplier;
+      uint256 amount = _tokenAmounts[tokenAddr] * 100;
 
       IERC20 token = IERC20(tokenAddr);
 
@@ -97,12 +87,7 @@ contract IntegrationGrateful is IntegrationBase {
     }
   }
 
-  function test_PaymentYieldingFundsPartialWithdrawal(
-    uint256 amountMultiplier
-  ) public {
-    vm.assume(amountMultiplier > 10);
-    vm.assume(amountMultiplier < 1000);
-
+  function test_PaymentYieldingFundsPartialWithdrawal() public {
     for (uint256 i = 0; i < _tokens.length; i++) {
       address tokenAddr = _tokens[i];
 
@@ -110,7 +95,7 @@ contract IntegrationGrateful is IntegrationBase {
         continue;
       }
 
-      uint256 amount = _tokenAmounts[tokenAddr] * amountMultiplier;
+      uint256 amount = _tokenAmounts[tokenAddr] * 100;
 
       // Capture owner's initial balance before payment
       uint256 ownerInitialBalance = IERC20(tokenAddr).balanceOf(_owner);
@@ -173,16 +158,11 @@ contract IntegrationGrateful is IntegrationBase {
   }
 
   // Tests for One-Time Payments
-  function test_OneTimePayment(
-    uint256 amountMultiplier
-  ) public {
-    vm.assume(amountMultiplier > 10);
-    vm.assume(amountMultiplier < 1000);
-
+  function test_OneTimePayment() public {
     for (uint256 i = 0; i < _tokens.length; i++) {
       address tokenAddr = _tokens[i];
       string memory symbol = _tokenSymbols[tokenAddr];
-      uint256 amount = _tokenAmounts[tokenAddr] * amountMultiplier;
+      uint256 amount = _tokenAmounts[tokenAddr] * 100;
 
       _setupAndExecuteOneTimePayment(_user, _merchant, tokenAddr, amount, _PAYMENT_SALT, _NOT_YIELDING_FUNDS);
 
@@ -196,12 +176,7 @@ contract IntegrationGrateful is IntegrationBase {
     }
   }
 
-  function test_OneTimePaymentYieldingFunds(
-    uint256 amountMultiplier
-  ) public {
-    vm.assume(amountMultiplier > 10);
-    vm.assume(amountMultiplier < 1000);
-
+  function test_OneTimePaymentYieldingFunds() public {
     for (uint256 i = 0; i < _tokens.length; i++) {
       address tokenAddr = _tokens[i];
 
@@ -210,7 +185,7 @@ contract IntegrationGrateful is IntegrationBase {
       }
 
       string memory symbol = _tokenSymbols[tokenAddr];
-      uint256 amount = _tokenAmounts[tokenAddr] * amountMultiplier;
+      uint256 amount = _tokenAmounts[tokenAddr] * 100;
 
       IERC20 token = IERC20(tokenAddr);
 
@@ -256,16 +231,11 @@ contract IntegrationGrateful is IntegrationBase {
     }
   }
 
-  function test_OverpaidOneTimePayment(
-    uint256 amountMultiplier
-  ) public {
-    vm.assume(amountMultiplier > 10);
-    vm.assume(amountMultiplier < 1000);
-
+  function test_OverpaidOneTimePayment() public {
     for (uint256 i = 0; i < _tokens.length; i++) {
       address tokenAddr = _tokens[i];
       string memory symbol = _tokenSymbols[tokenAddr];
-      uint256 amount = _tokenAmounts[tokenAddr] * amountMultiplier;
+      uint256 amount = _tokenAmounts[tokenAddr] * 100;
 
       uint256 paymentId = _grateful.calculateId(_user, _merchant, tokenAddr, amount);
       address precomputed = address(
@@ -312,12 +282,7 @@ contract IntegrationGrateful is IntegrationBase {
     }
   }
 
-  function test_PaymentWithCustomFee(
-    uint256 amountMultiplier
-  ) public {
-    vm.assume(amountMultiplier > 10);
-    vm.assume(amountMultiplier < 1000);
-
+  function test_PaymentWithCustomFee() public {
     uint256[] memory customFees = new uint256[](3);
     customFees[0] = 0.02 ether; // 2%
     customFees[1] = 0; // 0%
@@ -326,7 +291,7 @@ contract IntegrationGrateful is IntegrationBase {
     for (uint256 i = 0; i < _tokens.length; i++) {
       address tokenAddr = _tokens[i];
       string memory symbol = _tokenSymbols[tokenAddr];
-      uint256 amount = _tokenAmounts[tokenAddr] * amountMultiplier;
+      uint256 amount = _tokenAmounts[tokenAddr] * 100;
 
       uint256 expectedOwnerBalance = 0;
       uint256 expectedMerchantBalance = 0;