diff --git a/packages/http-client-csharp/package-lock.json b/packages/http-client-csharp/package-lock.json
index 7d35c77562..234f218d55 100644
--- a/packages/http-client-csharp/package-lock.json
+++ b/packages/http-client-csharp/package-lock.json
@@ -15,7 +15,7 @@
         "@azure-tools/cadl-ranch": "0.16.1",
         "@azure-tools/cadl-ranch-specs": "0.39.3",
         "@azure-tools/typespec-azure-core": "0.48.0",
-        "@azure-tools/typespec-client-generator-core": "0.48.4",
+        "@azure-tools/typespec-client-generator-core": "0.48.6",
         "@microsoft/api-extractor": "^7.47.11",
         "@types/node": "~22.7.5",
         "@typespec/compiler": "0.62.0",
@@ -215,9 +215,9 @@
       }
     },
     "node_modules/@azure-tools/typespec-client-generator-core": {
-      "version": "0.48.4",
-      "resolved": "https://registry.npmjs.org/@azure-tools/typespec-client-generator-core/-/typespec-client-generator-core-0.48.4.tgz",
-      "integrity": "sha512-TvX84FiQ3rax0e838m6kpVj8F24OzKAbyLgUXXZ/TjfxhvZb1u0ojMjSKAvmcal2klROJqRlj4d9tImidPYpgA==",
+      "version": "0.48.6",
+      "resolved": "https://registry.npmjs.org/@azure-tools/typespec-client-generator-core/-/typespec-client-generator-core-0.48.6.tgz",
+      "integrity": "sha512-SVD4JCON52UIs4AogxQs8OrXjFdEf9EJPuK76Ze33VhtYdNNXPLJir2uV1wNJAnNtH2i3IMBkfrq2RjV1HHpdA==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
diff --git a/packages/http-client-csharp/package.json b/packages/http-client-csharp/package.json
index 39d2a2a9d8..36d968db1c 100644
--- a/packages/http-client-csharp/package.json
+++ b/packages/http-client-csharp/package.json
@@ -58,7 +58,7 @@
     "@azure-tools/cadl-ranch": "0.16.1",
     "@azure-tools/cadl-ranch-specs": "0.39.3",
     "@azure-tools/typespec-azure-core": "0.48.0",
-    "@azure-tools/typespec-client-generator-core": "0.48.4",
+    "@azure-tools/typespec-client-generator-core": "0.48.6",
     "@microsoft/api-extractor": "^7.47.11",
     "@types/node": "~22.7.5",
     "@typespec/compiler": "0.62.0",