diff --git a/packages/asset-swapper/CHANGELOG.json b/packages/asset-swapper/CHANGELOG.json
index 87c274ba46..732350903f 100644
--- a/packages/asset-swapper/CHANGELOG.json
+++ b/packages/asset-swapper/CHANGELOG.json
@@ -1,4 +1,13 @@
 [
+    {
+        "version": "4.3.2",
+        "changes": [
+            {
+                "note": "Fix order native pruning by fill amount",
+                "pr": 2500
+            }
+        ]
+    },
     {
         "timestamp": 1582677073,
         "version": "4.3.1",
diff --git a/packages/asset-swapper/src/utils/market_operation_utils/index.ts b/packages/asset-swapper/src/utils/market_operation_utils/index.ts
index 60a6f1ad72..8b4ef86f89 100644
--- a/packages/asset-swapper/src/utils/market_operation_utils/index.ts
+++ b/packages/asset-swapper/src/utils/market_operation_utils/index.ts
@@ -386,8 +386,8 @@ function createBuyPathFromNativeOrders(
 
 function pruneNativeFills(fills: Fill[], fillAmount: BigNumber, dustFractionThreshold: number): Fill[] {
     const minInput = fillAmount.times(dustFractionThreshold);
-    const totalInput = ZERO_AMOUNT;
     const pruned = [];
+    let totalInput = ZERO_AMOUNT;
     for (const fill of fills) {
         if (totalInput.gte(fillAmount)) {
             break;
@@ -395,6 +395,7 @@ function pruneNativeFills(fills: Fill[], fillAmount: BigNumber, dustFractionThre
         if (fill.input.lt(minInput)) {
             continue;
         }
+        totalInput = totalInput.plus(fill.input);
         pruned.push(fill);
     }
     return pruned;