diff --git a/eng/emitter-package-lock.json b/eng/emitter-package-lock.json
index 8ad5850746cd..41a761bd5505 100644
--- a/eng/emitter-package-lock.json
+++ b/eng/emitter-package-lock.json
@@ -5,11 +5,11 @@
   "packages": {
     "": {
       "dependencies": {
-        "@azure-tools/typespec-java": "0.38.0"
+        "@azure-tools/typespec-java": "/mnt/vss/_work/1/s/autorest.java/typespec-extension/azure-tools-typespec-java-0.37.4.tgz"
       },
       "devDependencies": {
         "@azure-tools/typespec-autorest": "0.63.1",
-        "@azure-tools/typespec-azure-core": "0.63.1",
+        "@azure-tools/typespec-azure-core": "0.63.0",
         "@azure-tools/typespec-azure-resource-manager": "0.63.0",
         "@azure-tools/typespec-azure-rulesets": "0.63.0",
         "@azure-tools/typespec-client-generator-core": "0.63.3",
@@ -97,9 +97,9 @@
       }
     },
     "node_modules/@azure-tools/typespec-azure-core": {
-      "version": "0.63.1",
-      "resolved": "https://registry.npmjs.org/@azure-tools/typespec-azure-core/-/typespec-azure-core-0.63.1.tgz",
-      "integrity": "sha512-r5bJLDNUYAoP3i6topz3P7Y7vFMig92pO/zUuTgo4Q5hTbFoUgKPBBBmamVSwBh5MO4lMSLekZC3QoEYnsVUDg==",
+      "version": "0.63.0",
+      "resolved": "https://registry.npmjs.org/@azure-tools/typespec-azure-core/-/typespec-azure-core-0.63.0.tgz",
+      "integrity": "sha512-FbEmpZSQENzBt/Y8qSF1b98T8CqT3bV7IRV8AGGm/73NQZiWQCm2LvQzR0/lbqGntS2EnSBrt394Kt69wM4ifA==",
       "license": "MIT",
       "engines": {
         "node": ">=20.0.0"
@@ -173,9 +173,9 @@
       }
     },
     "node_modules/@azure-tools/typespec-java": {
-      "version": "0.38.0",
-      "resolved": "https://registry.npmjs.org/@azure-tools/typespec-java/-/typespec-java-0.38.0.tgz",
-      "integrity": "sha512-8YYI2EM8LrawEhKIWxZOS+dBdsNf64TLyyHfIDLNz8D7ZS3obNEa1dTgz0t4aLcavItOxzqQTVCjpnF7znsEMw==",
+      "version": "0.37.4",
+      "resolved": "file:../../autorest.java/typespec-extension/azure-tools-typespec-java-0.37.4.tgz",
+      "integrity": "sha512-eQt7RpbVMWxBert8ZQiCYMJUuSyQB0f1a6+sUNCnL4ERJLdbixYO61sj/OLkvxFFMsiMYByNbFVIZ5NNy07CBA==",
       "license": "MIT",
       "dependencies": {
         "@autorest/codemodel": "~4.20.1",
@@ -187,7 +187,7 @@
       },
       "peerDependencies": {
         "@azure-tools/typespec-autorest": ">=0.63.1 <1.0.0",
-        "@azure-tools/typespec-azure-core": ">=0.63.1 <1.0.0",
+        "@azure-tools/typespec-azure-core": ">=0.63.0 <1.0.0",
         "@azure-tools/typespec-azure-resource-manager": ">=0.63.0 <1.0.0",
         "@azure-tools/typespec-azure-rulesets": ">=0.63.0 <1.0.0",
         "@azure-tools/typespec-client-generator-core": ">=0.63.3 <1.0.0",
@@ -1005,9 +1005,9 @@
       "license": "ISC"
     },
     "node_modules/iconv-lite": {
-      "version": "0.7.1",
-      "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.7.1.tgz",
-      "integrity": "sha512-2Tth85cXwGFHfvRgZWszZSvdo+0Xsqmw8k8ZwxScfcBneNUraK+dxRxRm24nszx80Y0TVio8kKLt5sLE7ZCLlw==",
+      "version": "0.7.2",
+      "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.7.2.tgz",
+      "integrity": "sha512-im9DjEDQ55s9fL4EYzOAv0yMqmMBSZp6G0VvFyTMPKWxiSBHUj9NW/qqLmXUwXrrM7AvqSlTCfvqRb0cM8yYqw==",
       "license": "MIT",
       "dependencies": {
         "safer-buffer": ">= 2.1.2 < 3.0.0"
diff --git a/eng/emitter-package.json b/eng/emitter-package.json
index 0082113333e3..84706405f70e 100644
--- a/eng/emitter-package.json
+++ b/eng/emitter-package.json
@@ -1,11 +1,11 @@
 {
   "main": "dist/src/index.js",
   "dependencies": {
-    "@azure-tools/typespec-java": "0.38.0"
+    "@azure-tools/typespec-java": "/mnt/vss/_work/1/s/autorest.java/typespec-extension/azure-tools-typespec-java-0.37.4.tgz"
   },
   "devDependencies": {
     "@azure-tools/typespec-autorest": "0.63.1",
-    "@azure-tools/typespec-azure-core": "0.63.1",
+    "@azure-tools/typespec-azure-core": "0.63.0",
     "@azure-tools/typespec-azure-resource-manager": "0.63.0",
     "@azure-tools/typespec-azure-rulesets": "0.63.0",
     "@azure-tools/typespec-client-generator-core": "0.63.3",
diff --git a/sdk/ai/azure-ai-voicelive/src/main/java/com/azure/ai/voicelive/models/ClientEventConversationItemCreate.java b/sdk/ai/azure-ai-voicelive/src/main/java/com/azure/ai/voicelive/models/ClientEventConversationItemCreate.java
index 1d12d4aa7c4b..4fd89eb7e709 100644
--- a/sdk/ai/azure-ai-voicelive/src/main/java/com/azure/ai/voicelive/models/ClientEventConversationItemCreate.java
+++ b/sdk/ai/azure-ai-voicelive/src/main/java/com/azure/ai/voicelive/models/ClientEventConversationItemCreate.java
@@ -148,7 +148,6 @@ public ClientEventConversationItemCreate setItem(ConversationRequestItem item) {
     @Override
     public JsonWriter toJson(JsonWriter jsonWriter) throws IOException {
         jsonWriter.writeStartObject();
-        jsonWriter.writeStringField("event_id", getEventId());
         jsonWriter.writeStringField("type", this.type == null ? null : this.type.toString());
         jsonWriter.writeStringField("event_id", this.eventId);
         jsonWriter.writeStringField("previous_item_id", this.previousItemId);
diff --git a/sdk/ai/azure-ai-voicelive/src/main/java/com/azure/ai/voicelive/models/SessionUpdateConversationItemRetrieved.java b/sdk/ai/azure-ai-voicelive/src/main/java/com/azure/ai/voicelive/models/SessionUpdateConversationItemRetrieved.java
index a5c4f8b5b2df..1c2783654dee 100644
--- a/sdk/ai/azure-ai-voicelive/src/main/java/com/azure/ai/voicelive/models/SessionUpdateConversationItemRetrieved.java
+++ b/sdk/ai/azure-ai-voicelive/src/main/java/com/azure/ai/voicelive/models/SessionUpdateConversationItemRetrieved.java
@@ -80,7 +80,6 @@ public String getEventId() {
     @Override
     public JsonWriter toJson(JsonWriter jsonWriter) throws IOException {
         jsonWriter.writeStartObject();
-        jsonWriter.writeStringField("event_id", getEventId());
         jsonWriter.writeStringField("type", this.type == null ? null : this.type.toString());
         jsonWriter.writeJsonField("item", this.item);
         jsonWriter.writeStringField("event_id", this.eventId);