diff --git a/build.gradle.kts b/build.gradle.kts
index 7522663e9..3853f483b 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -52,7 +52,7 @@ allprojects {
 }
 
 group = "exchange.dydx.abacus"
-version = "1.11.15"
+version = "1.11.16"
 
 repositories {
     google()
diff --git a/src/commonMain/kotlin/exchange.dydx.abacus/functional/vault/Vault.kt b/src/commonMain/kotlin/exchange.dydx.abacus/functional/vault/Vault.kt
index 2176b2ecb..c8f48b236 100644
--- a/src/commonMain/kotlin/exchange.dydx.abacus/functional/vault/Vault.kt
+++ b/src/commonMain/kotlin/exchange.dydx.abacus/functional/vault/Vault.kt
@@ -157,7 +157,7 @@ object VaultCalculator {
         val perpetualPosition = perpetualPositionProcessor.process(null, position.perpetualPosition)
         val assetPosition = assetPositionProcessor.process(position.assetPosition)
 
-        val assetPositionsMap = assetPosition?.let { mapOf((it.assetId ?: "") to it) }
+        val assetPositionsMap = assetPosition?.let { mapOf((it.symbol ?: "") to it) }
         val subaccount = subaccountCalculator.calculate(
             subaccount = InternalSubaccountState(
                 equity = parser.asDouble(position.equity) ?: 0.0,
diff --git a/src/commonTest/kotlin/exchange.dydx.abacus/functional/vault/VaultTests.kt b/src/commonTest/kotlin/exchange.dydx.abacus/functional/vault/VaultTests.kt
index 495e8a6d1..791db74e5 100644
--- a/src/commonTest/kotlin/exchange.dydx.abacus/functional/vault/VaultTests.kt
+++ b/src/commonTest/kotlin/exchange.dydx.abacus/functional/vault/VaultTests.kt
@@ -129,7 +129,7 @@ class VaultTests {
                 symbol = "USDC",
                 side = IndexerPositionSide.SHORT,
                 size = "40000.0",
-                assetId = "USDC",
+                assetId = "0",
                 subaccountNumber = NUM_PARENT_SUBACCOUNTS,
             ),
             perpetualPosition = IndexerPerpetualPositionResponseObject(
@@ -175,7 +175,7 @@ class VaultTests {
 
         val market = PerpetualMarket(
             id = "BTC-USD",
-            assetId = "BTC",
+            assetId = "0",
             market = "BTC-USD",
             displayId = null,
             oraclePrice = 55000.0,
diff --git a/v4_abacus.podspec b/v4_abacus.podspec
index b3c417f5a..7ce4450df 100644
--- a/v4_abacus.podspec
+++ b/v4_abacus.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |spec|
     spec.name                     = 'v4_abacus'
-    spec.version                  = '1.11.15'
+    spec.version                  = '1.11.16'
     spec.homepage                 = 'https://github.com/dydxprotocol/v4-abacus'
     spec.source                   = { :http=> ''}
     spec.authors                  = ''