diff --git a/eng/Packages.Data.props b/eng/Packages.Data.props
index 5b96f84dc9c6..3697168aa0eb 100644
--- a/eng/Packages.Data.props
+++ b/eng/Packages.Data.props
@@ -288,7 +288,7 @@
     All should have PrivateAssets="All" set so they don't become package dependencies
   -->
   <ItemGroup>
-    <PackageReference Update="Microsoft.Azure.AutoRest.CSharp" Version="3.0.0-beta.20250701.1" PrivateAssets="All" />
+    <PackageReference Update="Microsoft.Azure.AutoRest.CSharp" Version="3.0.0-alpha.20250704.2" PrivateAssets="All" />
     <PackageReference Update="Azure.ClientSdk.Analyzers" Version="0.1.1-dev.20250422.1" PrivateAssets="All" />
     <PackageReference Update="coverlet.collector" Version="3.2.0" PrivateAssets="All" />
     <!-- Note: Upgrading the .NET SDK version needs to be synchronized with the autorest.csharp repository -->
diff --git a/eng/emitter-package-lock.json b/eng/emitter-package-lock.json
index a5f49ffc0fab..6ed8685603aa 100644
--- a/eng/emitter-package-lock.json
+++ b/eng/emitter-package-lock.json
@@ -5,7 +5,7 @@
   "packages": {
     "": {
       "dependencies": {
-        "@azure-tools/typespec-csharp": "0.2.0-beta.20250701.1"
+        "@azure-tools/typespec-csharp": "https://pkgs.dev.azure.com/azure-sdk/public/_packaging/azure-sdk-for-js-test-autorest/npm/registry/@azure-tools/typespec-csharp/-/typespec-csharp-0.2.0-alpha.20250704.2.tgz"
       },
       "devDependencies": {
         "@azure-tools/typespec-autorest": "0.57.1",
@@ -26,9 +26,9 @@
       }
     },
     "node_modules/@autorest/csharp": {
-      "version": "3.0.0-beta.20250701.1",
-      "resolved": "https://registry.npmjs.org/@autorest/csharp/-/csharp-3.0.0-beta.20250701.1.tgz",
-      "integrity": "sha512-4rKWYtUXNgbkJ+lIxJsWoa/2Rp+oVo/1lFGMgBSMRNmzgtjrI+CQQ3BJrTrpDzyXjLaslWSF30iKMGzslxogxQ=="
+      "version": "3.0.0-alpha.20250704.2",
+      "resolved": "https://pkgs.dev.azure.com/azure-sdk/public/_packaging/azure-sdk-for-js-test-autorest/npm/registry/@autorest/csharp/-/csharp-3.0.0-alpha.20250704.2.tgz",
+      "integrity": "sha512-UWwbe5XqACkl7g6ArBajiBBB0g27aGm2SxyjmXuUzYu+ywBytpkhBX9ZPKpEDvSD06Gnm5MjT1xMIRJ1lSfNyw=="
     },
     "node_modules/@azure-tools/typespec-autorest": {
       "version": "0.57.1",
@@ -131,13 +131,13 @@
       }
     },
     "node_modules/@azure-tools/typespec-csharp": {
-      "version": "0.2.0-beta.20250701.1",
-      "resolved": "https://registry.npmjs.org/@azure-tools/typespec-csharp/-/typespec-csharp-0.2.0-beta.20250701.1.tgz",
-      "integrity": "sha512-pSXBrO7n0ezPESI3BAF5NS+H3t/eXqyX/9PoRoAwykrWrUld7QmnFOwatO/AFdw4GugNB0tmVh6vfSUeRP/ugA==",
+      "version": "0.2.0-alpha.20250704.2",
+      "resolved": "https://pkgs.dev.azure.com/azure-sdk/public/_packaging/azure-sdk-for-js-test-autorest/npm/registry/@azure-tools/typespec-csharp/-/typespec-csharp-0.2.0-alpha.20250704.2.tgz",
+      "integrity": "sha512-ItlrrGS8gq1D53i8g1IO+vX1aLSsBdR3ABfk1mbyKmKEBDNVMMnDC4TokraXg6NfVcLNSM9nsae9GXa+gZDyQg==",
       "license": "MIT",
       "dependencies": {
-        "@autorest/csharp": "3.0.0-beta.20250701.1",
-        "@typespec/http-client-csharp": "1.0.0-alpha.20250627.2"
+        "@autorest/csharp": "3.0.0-alpha.20250704.2",
+        "@typespec/http-client-csharp": "1.0.0-alpha.20250703.3"
       },
       "peerDependencies": {
         "@azure-tools/typespec-autorest": ">=0.57.0 <0.58.0 || ~0.58.0-0",
@@ -649,9 +649,9 @@
       }
     },
     "node_modules/@typespec/http-client-csharp": {
-      "version": "1.0.0-alpha.20250627.2",
-      "resolved": "https://registry.npmjs.org/@typespec/http-client-csharp/-/http-client-csharp-1.0.0-alpha.20250627.2.tgz",
-      "integrity": "sha512-zHsY1nglHUKq9VV3yxadUrkRUVwlxETWjfnMjdjhWWTDEFSsgk/OZV/CFnilC/G2GvoMPfEhPA4d6ntu6HOJZA==",
+      "version": "1.0.0-alpha.20250703.3",
+      "resolved": "https://registry.npmjs.org/@typespec/http-client-csharp/-/http-client-csharp-1.0.0-alpha.20250703.3.tgz",
+      "integrity": "sha512-icuEW8CrORlhANHoLZdAZ/Z6ddRK3FgHPSoOv5VnTuEMQDv7Vuv7rJno4wCmOYHwrvEVRfiTFxG0S224wGz7vg==",
       "license": "MIT",
       "peerDependencies": {
         "@azure-tools/typespec-azure-core": ">=0.57.0 <0.58.0 || ~0.58.0-0",
diff --git a/eng/emitter-package.json b/eng/emitter-package.json
index 62c32c9310c4..402f5844a43c 100644
--- a/eng/emitter-package.json
+++ b/eng/emitter-package.json
@@ -1,7 +1,7 @@
 {
   "main": "dist/src/index.js",
   "dependencies": {
-    "@azure-tools/typespec-csharp": "0.2.0-beta.20250701.1"
+    "@azure-tools/typespec-csharp": "https://pkgs.dev.azure.com/azure-sdk/public/_packaging/azure-sdk-for-js-test-autorest/npm/registry/@azure-tools/typespec-csharp/-/typespec-csharp-0.2.0-alpha.20250704.2.tgz"
   },
   "devDependencies": {
     "@azure-tools/typespec-autorest": "0.57.1",
@@ -19,5 +19,8 @@
     "@typespec/streams": "0.71.0",
     "@typespec/versioning": "0.71.0",
     "@typespec/xml": "0.71.0"
+  },
+  "overrides": {
+    "@autorest/csharp": "https://pkgs.dev.azure.com/azure-sdk/public/_packaging/azure-sdk-for-js-test-autorest/npm/registry/@autorest/csharp/-/csharp-3.0.0-alpha.20250704.2.tgz"
   }
 }