diff --git a/test/finance/vesting/Vesting.test.ts b/test/finance/vesting/Vesting.test.ts
index 726ddeaa..a8518853 100644
--- a/test/finance/vesting/Vesting.test.ts
+++ b/test/finance/vesting/Vesting.test.ts
@@ -162,14 +162,11 @@ describe("Vesting", () => {
         vestingAmount: vestingAmount * 2n,
       };
 
-      const linearTx = vesting.createVesting(linearVesting);
-      const exponentialTx = vesting.createVesting(exponentialVesting);
-
-      await expect(linearTx)
+      await expect(vesting.createVesting(linearVesting))
         .to.emit(vesting, "VestingCreated")
         .withArgs(1, linearVesting.beneficiary, linearVesting.vestingToken);
 
-      await expect(exponentialTx)
+      await expect(vesting.createVesting(exponentialVesting))
         .to.emit(vesting, "VestingCreated")
         .withArgs(2, exponentialVesting.beneficiary, exponentialVesting.vestingToken);
 
diff --git a/test/libs/data-structures/SparseMerkleTree.test.ts b/test/libs/data-structures/SparseMerkleTree.test.ts
index 9029c2a9..666deff8 100644
--- a/test/libs/data-structures/SparseMerkleTree.test.ts
+++ b/test/libs/data-structures/SparseMerkleTree.test.ts
@@ -282,10 +282,10 @@ describe("SparseMerkleTree", () => {
         await merkleTree.addUint(hexKey, key);
       }
 
-      expect(merkleTree.removeUint(ethers.toBeHex(8, 32))).to.be.revertedWith(
+      await expect(merkleTree.removeUint(ethers.toBeHex(8, 32))).to.be.revertedWith(
         "SparseMerkleTree: the node does not exist",
       );
-      expect(merkleTree.removeUint(ethers.toBeHex(9, 32))).to.be.revertedWith(
+      await expect(merkleTree.removeUint(ethers.toBeHex(9, 32))).to.be.revertedWith(
         "SparseMerkleTree: the leaf does not match",
       );
     });
@@ -328,10 +328,10 @@ describe("SparseMerkleTree", () => {
         await merkleTree.addUint(hexKey, key);
       }
 
-      expect(merkleTree.updateUint(ethers.toBeHex(8, 32), 1n)).to.be.revertedWith(
+      await expect(merkleTree.updateUint(ethers.toBeHex(8, 32), 1n)).to.be.revertedWith(
         "SparseMerkleTree: the node does not exist",
       );
-      expect(merkleTree.updateUint(ethers.toBeHex(9, 32), 1n)).to.be.revertedWith(
+      await expect(merkleTree.updateUint(ethers.toBeHex(9, 32), 1n)).to.be.revertedWith(
         "SparseMerkleTree: the leaf does not match",
       );
     });