diff --git a/contracts/test/gas.ts b/contracts/test/gas.ts
index 329cb233..771a2fea 100644
--- a/contracts/test/gas.ts
+++ b/contracts/test/gas.ts
@@ -19,7 +19,10 @@ describe('Gas Padding', function () {
 
     tx = await contract.testConstantTime(2, 100000);
     receipt = await tx.wait();
-    expect(receipt!.cumulativeGasUsed).eq(initialGasUsed);
+    // TODO: Workaround for flaky gas used https://github.com/oasisprotocol/sapphire-paratime/issues/337.
+    expect(receipt!.cumulativeGasUsed)
+      .gte(initialGasUsed - 1n)
+      .lte(initialGasUsed);
 
     tx = await contract.testConstantTime(1, 110000);
     receipt = await tx.wait();