diff --git a/packages/evm/contracts/Hashi.sol b/packages/evm/contracts/Hashi.sol
index 623f8aa7..2fba698d 100644
--- a/packages/evm/contracts/Hashi.sol
+++ b/packages/evm/contracts/Hashi.sol
@@ -44,7 +44,7 @@ contract Hashi is IHashi {
         uint256 threshold,
         IOracleAdapter[] calldata oracleAdapters
     ) external view returns (bool) {
-        if (oracleAdapters.length < threshold) return false;
+        if (threshold > oracleAdapters.length) revert InvalidThreshold(threshold, oracleAdapters.length);
 
         bytes32[] memory hashes = new bytes32[](oracleAdapters.length);
         for (uint256 i = 0; i < oracleAdapters.length; ) {
diff --git a/packages/evm/contracts/interfaces/IHashi.sol b/packages/evm/contracts/interfaces/IHashi.sol
index 2f352c22..2fbfbda6 100644
--- a/packages/evm/contracts/interfaces/IHashi.sol
+++ b/packages/evm/contracts/interfaces/IHashi.sol
@@ -7,6 +7,7 @@ import { IOracleAdapter } from "./IOracleAdapter.sol";
  * @title IHashi
  */
 interface IHashi {
+    error InvalidThreshold(uint256 threshold, uint256 maxThreshold);
     error NoOracleAdaptersGiven();
     error OracleDidNotReport(IOracleAdapter oracleAdapter);
     error OraclesDisagree(IOracleAdapter oracleOne, IOracleAdapter oracleTwo);