diff --git a/packages/nouns-contracts/contracts/governance/ExcessETHBurner.sol b/packages/nouns-contracts/contracts/governance/ExcessETHBurner.sol
index d503179262..7e4471127a 100644
--- a/packages/nouns-contracts/contracts/governance/ExcessETHBurner.sol
+++ b/packages/nouns-contracts/contracts/governance/ExcessETHBurner.sol
@@ -173,13 +173,13 @@ contract ExcessETHBurner is IExcessETHBurner, Ownable {
      */
     function meanAuctionPrice() public view returns (uint256) {
         uint16 numberOfPastAuctionsForMeanPrice_ = numberOfPastAuctionsForMeanPrice;
-        INounsAuctionHouseV2.Settlement[] memory settlements = auction.prices(numberOfPastAuctionsForMeanPrice_);
+        uint256[] memory prices = auction.getPrices(numberOfPastAuctionsForMeanPrice_);
 
-        if (settlements.length < numberOfPastAuctionsForMeanPrice_) revert NotEnoughAuctionHistory();
+        if (prices.length < numberOfPastAuctionsForMeanPrice_) revert NotEnoughAuctionHistory();
 
         uint256 sum = 0;
         for (uint16 i = 0; i < numberOfPastAuctionsForMeanPrice_; i++) {
-            sum += settlements[i].amount;
+            sum += prices[i];
         }
 
         return sum / numberOfPastAuctionsForMeanPrice_;
diff --git a/packages/nouns-contracts/test/foundry/governance/ExcessETHBurner.t.sol b/packages/nouns-contracts/test/foundry/governance/ExcessETHBurner.t.sol
index 6ca05600ca..7f7258852a 100644
--- a/packages/nouns-contracts/test/foundry/governance/ExcessETHBurner.t.sol
+++ b/packages/nouns-contracts/test/foundry/governance/ExcessETHBurner.t.sol
@@ -33,11 +33,8 @@ contract AuctionMock is INounsAuctionHouseV2 {
         pricesHistory = pricesHistory_;
     }
 
-    function prices(uint256) external view override returns (INounsAuctionHouseV2.Settlement[] memory priceHistory_) {
-        priceHistory_ = new INounsAuctionHouseV2.Settlement[](pricesHistory.length);
-        for (uint256 i; i < pricesHistory.length; ++i) {
-            priceHistory_[i].amount = pricesHistory[i];
-        }
+    function getPrices(uint256) external view override returns (uint256[] memory) {
+        return pricesHistory;
     }
 
     function auction() external view returns (INounsAuctionHouseV2.AuctionV2 memory) {
@@ -60,6 +57,12 @@ contract AuctionMock is INounsAuctionHouseV2 {
 
     function setMinBidIncrementPercentage(uint8 minBidIncrementPercentage) external {}
 
+    function getSettlements(uint256 auctionCount) external view returns (Settlement[] memory settlements) {}
+
+    function getSettlements(uint256 startId, uint256 endId) external view returns (Settlement[] memory settlements) {}
+
+    function getPrices(uint256 startId, uint256 endId) external view returns (uint256[] memory prices) {}
+
     function warmUpSettlementState(uint256[] calldata nounIds) external {}
 }