sdk: fix calculateAssetWeight (#308)

* fix sdk/src/math/spotBalance.ts * update changelog.md
drift-labs · Dec 28, 2022 · 6d71566 · 6d71566
1 parent fddb2e6
commit 6d71566
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -12,6 +12,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Fixes
 
 - ts-sdk: fix deprecated calls to `@solana/web3.js` ([#299](https://github.com/drift-labs/protocol-v2/pull/307))
+- ts-sdk: fix calculateAssetWeight for Maintenance Margin ([#308](https://github.com/drift-labs/protocol-v2/pull/308))
 
 ### Breaking
 

diff --git a/sdk/src/math/spotBalance.ts b/sdk/src/math/spotBalance.ts
@@ -109,11 +109,7 @@ export function calculateAssetWeight(
 			);
 			break;
 		case 'Maintenance':
-			assetWeight = calculateSizeDiscountAssetWeight(
-				sizeInAmmReservePrecision,
-				new BN(spotMarket.imfFactor),
-				new BN(spotMarket.maintenanceAssetWeight)
-			);
+			assetWeight = new BN(spotMarket.maintenanceAssetWeight);
 			break;
 		default:
 			assetWeight = new BN(spotMarket.initialAssetWeight);