diff --git a/eng/Packages.Data.props b/eng/Packages.Data.props
index f732e494ac51b..f1aeb5f5040ba 100644
--- a/eng/Packages.Data.props
+++ b/eng/Packages.Data.props
@@ -201,7 +201,7 @@
     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.20240203.1" PrivateAssets="All" />
+    <PackageReference Update="Microsoft.Azure.AutoRest.CSharp" Version="3.0.0-alpha.20240206.1.x" PrivateAssets="All" />
     <PackageReference Update="Azure.ClientSdk.Analyzers" Version="0.1.1-dev.20240123.2" PrivateAssets="All" />
     <PackageReference Update="coverlet.collector" Version="3.2.0" PrivateAssets="All" />
     <PackageReference Update="Microsoft.CodeAnalysis.NetAnalyzers" Version="7.0.4" PrivateAssets="All" />
diff --git a/eng/emitter-package-lock.json b/eng/emitter-package-lock.json
index 0838d01654e1a..998f4037623c5 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.20240203.1"
+        "@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.20240206.1.x.tgz"
       },
       "devDependencies": {
         "@azure-tools/typespec-azure-core": "0.38.0",
@@ -17,9 +17,9 @@
       }
     },
     "node_modules/@autorest/csharp": {
-      "version": "3.0.0-beta.20240203.1",
-      "resolved": "https://registry.npmjs.org/@autorest/csharp/-/csharp-3.0.0-beta.20240203.1.tgz",
-      "integrity": "sha512-vNgKXKgbQiyjI0W1NOnLKewbWXBsZVvPguaTj0hNcdDP8hFnwKCRZUDCjYwTBC7EOkuqAQWE5GUOhw1O6q0FZg=="
+      "version": "3.0.0-alpha.20240206.1.x",
+      "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.20240206.1.x.tgz",
+      "integrity": "sha512-D9nQBJvCR7QIgoJ//TQsvtD+PEcAgc8R5cLnr9yyFp0iR8srWonX1TVGaRpIwRB0CUVmXUueNPc006Ov7NRuKw=="
     },
     "node_modules/@azure-tools/typespec-azure-core": {
       "version": "0.38.0",
@@ -55,11 +55,12 @@
       }
     },
     "node_modules/@azure-tools/typespec-csharp": {
-      "version": "0.2.0-beta.20240203.1",
-      "resolved": "https://registry.npmjs.org/@azure-tools/typespec-csharp/-/typespec-csharp-0.2.0-beta.20240203.1.tgz",
-      "integrity": "sha512-NauKuRAPKFlm1RSR33AeRRZZVXt8ACst6tGHGSVMi3bUG8BFP1HQDrX+YzBiSPficVmQVDSFewRgcgOe4qtJqA==",
+      "version": "0.2.0-alpha.20240206.1.x",
+      "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.20240206.1.x.tgz",
+      "integrity": "sha512-/oVgR44cHWmUkiBtjn74TmFcEI6QY6jIJMNj0Y95bHrdwLnmwLwfhKrod62HqpFSRfuEPfBi92ridTPQojYoyA==",
+      "license": "MIT",
       "dependencies": {
-        "@autorest/csharp": "3.0.0-beta.20240203.1",
+        "@autorest/csharp": "3.0.0-alpha.20240206.1.x",
         "json-serialize-refs": "0.1.0-0",
         "winston": "^3.8.2"
       },
@@ -383,9 +384,9 @@
       "integrity": "sha512-AKrN98kuwOzMIdAizXGI86UFBoo26CL21UM763y1h/GMSJ4/OHU9k2YlsmBpyScFo/wbLzWQJBMCW4+IO3/+OQ=="
     },
     "node_modules/escalade": {
-      "version": "3.1.1",
-      "resolved": "https://registry.npmjs.org/escalade/-/escalade-3.1.1.tgz",
-      "integrity": "sha512-k0er2gUkLf8O0zKJiAhmkTnJlTvINGv7ygDNPbeIsX/TJjGJZHuh9B2UxbsaEkmlEo9MfhrSzmhIlhRlI2GXnw==",
+      "version": "3.1.2",
+      "resolved": "https://registry.npmjs.org/escalade/-/escalade-3.1.2.tgz",
+      "integrity": "sha512-ErCHMCae19vR8vQGe50xIsVomy19rg6gFu3+r3jkEO46suLMWBksvVyoGgQV+jOfl84ZSOSlmv6Gxa89PmTGmA==",
       "dev": true,
       "engines": {
         "node": ">=6"
@@ -423,9 +424,9 @@
       }
     },
     "node_modules/fastq": {
-      "version": "1.17.0",
-      "resolved": "https://registry.npmjs.org/fastq/-/fastq-1.17.0.tgz",
-      "integrity": "sha512-zGygtijUMT7jnk3h26kUms3BkSDp4IfIKjmnqI2tvx6nuBfiF1UqOxbnLfzdv+apBy+53oaImsKtMw/xYbW+1w==",
+      "version": "1.17.1",
+      "resolved": "https://registry.npmjs.org/fastq/-/fastq-1.17.1.tgz",
+      "integrity": "sha512-sRVD3lWVIXWg6By68ZN7vho9a1pQcN/WBFaAAsDDFzlJjvoGx0P8z7V1t72grFJfJhu3YPZBuu25f7Kaw2jN1w==",
       "dev": true,
       "dependencies": {
         "reusify": "^1.0.4"
@@ -863,9 +864,9 @@
       }
     },
     "node_modules/semver": {
-      "version": "7.5.4",
-      "resolved": "https://registry.npmjs.org/semver/-/semver-7.5.4.tgz",
-      "integrity": "sha512-1bCSESV6Pv+i21Hvpxp3Dx+pSD8lIPt8uVjRrxAUt/nbswYc+tK6Y2btiULjd4+fnq15PX+nqQDC7Oft7WkwcA==",
+      "version": "7.6.0",
+      "resolved": "https://registry.npmjs.org/semver/-/semver-7.6.0.tgz",
+      "integrity": "sha512-EnwXhrlwXMk9gKu5/flx5sv/an57AkRplG3hTK68W7FRDN+k+OWBj65M7719OkA82XLBxrcX0KSHj+X5COhOVg==",
       "dev": true,
       "dependencies": {
         "lru-cache": "^6.0.0"
@@ -1073,9 +1074,9 @@
       }
     },
     "node_modules/winston-transport": {
-      "version": "4.6.0",
-      "resolved": "https://registry.npmjs.org/winston-transport/-/winston-transport-4.6.0.tgz",
-      "integrity": "sha512-wbBA9PbPAHxKiygo7ub7BYRiKxms0tpfU2ljtWzb3SjRjv5yl6Ozuy/TkXf00HTAt+Uylo3gSkNwzc4ME0wiIg==",
+      "version": "4.7.0",
+      "resolved": "https://registry.npmjs.org/winston-transport/-/winston-transport-4.7.0.tgz",
+      "integrity": "sha512-ajBj65K5I7denzer2IYW6+2bNIVqLGDHqDw3Ow8Ohh+vdW+rv4MZ6eiDvHoKhfJFZ2auyN8byXieDDJ96ViONg==",
       "dependencies": {
         "logform": "^2.3.2",
         "readable-stream": "^3.6.0",
diff --git a/eng/emitter-package.json b/eng/emitter-package.json
index b6a91ae99bc01..61b42a65798cb 100644
--- a/eng/emitter-package.json
+++ b/eng/emitter-package.json
@@ -1,14 +1,17 @@
 {
   "main": "dist/src/index.js",
   "dependencies": {
-    "@azure-tools/typespec-csharp": "0.2.0-beta.20240203.1"
+    "@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.20240206.1.x.tgz"
   },
   "devDependencies": {
-    "@typespec/rest": "0.52.0",
-    "@azure-tools/typespec-client-generator-core": "0.38.0",
-    "@typespec/compiler": "0.52.0",
-    "@typespec/versioning": "0.52.0",
     "@typespec/http": "0.52.1",
-    "@azure-tools/typespec-azure-core": "0.38.0"
+    "@typespec/versioning": "0.52.0",
+    "@azure-tools/typespec-azure-core": "0.38.0",
+    "@typespec/compiler": "0.52.0",
+    "@azure-tools/typespec-client-generator-core": "0.38.0",
+    "@typespec/rest": "0.52.0"
+  },
+  "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.20240206.1.x.tgz"
   }
 }