diff --git a/package.json b/package.json
index df790de..d17a137 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,7 @@
   "license": "Apache-2.0",
   "dependencies": {
     "@coral-xyz/anchor": "^0.29.0",
-    "@drift-labs/sdk": "2.49.0-beta.15",
+    "@drift-labs/sdk": "2.49.0-beta.16",
     "@opentelemetry/api": "^1.1.0",
     "@opentelemetry/auto-instrumentations-node": "^0.31.1",
     "@opentelemetry/exporter-prometheus": "^0.31.0",
diff --git a/src/index.ts b/src/index.ts
index 2937ac6..0e2c873 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -259,17 +259,9 @@ const main = async () => {
 			subscriptionConfig,
 		});
 		orderSubscriber.eventEmitter.on(
-			'onUpdate',
-			(
-				_account: UserAccount,
-				_updatedOrders: Order[],
-				_pubkey: PublicKey,
-				_slot: number,
-				dataType: 'raw' | 'decoded'
-			) => {
-				if (dataType === 'decoded') {
-					setLastReceivedWsMsgTs(Date.now());
-				}
+			'updateReceived',
+			(_pubkey: PublicKey, _slot: number, _dataType: 'raw' | 'decoded') => {
+				setLastReceivedWsMsgTs(Date.now());
 			}
 		);
 
diff --git a/yarn.lock b/yarn.lock
index 331001b..59da7b3 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -115,10 +115,10 @@
     enabled "2.0.x"
     kuler "^2.0.0"
 
-"@drift-labs/sdk@2.49.0-beta.15":
-  version "2.49.0-beta.15"
-  resolved "https://registry.yarnpkg.com/@drift-labs/sdk/-/sdk-2.49.0-beta.15.tgz#7b6dcd87ae0bbd0eeeebbc7a9f4ba7ca3dea3b29"
-  integrity sha512-rIvU57rbeqTGRZ2vcfbfA4KPvr7X4sc7fy+wfFEotsMXC6gP9aERK5Udp5ztCOvLNwS9IoHVCRe1ndDis8Q9jw==
+"@drift-labs/sdk@2.49.0-beta.16":
+  version "2.49.0-beta.16"
+  resolved "https://registry.yarnpkg.com/@drift-labs/sdk/-/sdk-2.49.0-beta.16.tgz#e1a8bad5ad43529ce967ec633231de2bedc25e0c"
+  integrity sha512-XkACHecdJiS92NZ0oPgOz9vdLixuvnd+DTdQzxU63x3A2laclKHGvZ+/ne6gqWqwWd/j5NYtflvtvY5BVKyGgg==
   dependencies:
     "@coral-xyz/anchor" "0.28.1-beta.2"
     "@ellipsis-labs/phoenix-sdk" "^1.4.2"