diff --git a/core/generator/gapic-generator-typescript/package-lock.json b/core/generator/gapic-generator-typescript/package-lock.json
index b9f44aea041..f286ea52cfb 100644
--- a/core/generator/gapic-generator-typescript/package-lock.json
+++ b/core/generator/gapic-generator-typescript/package-lock.json
@@ -13,6 +13,7 @@
         "js-yaml": "^4.1.1",
         "long": "^5.3.2",
         "object-hash": "^3.0.0",
+        "prettier": "^3.2.5",
         "proto3-json-serializer": "^3.0.3",
         "protobufjs": "^7.5.5",
         "protobufjs-cli": "^1.2.0",
@@ -3133,9 +3134,9 @@
       "integrity": "sha512-DCXu6Ifhqcks7TZKY3Hxp3y6qphY5SJZmrWMDrKcERSOXWQdMhU9Ig/PYrzyw/ul9jOIyh0N4M0tbC5hodg8dw=="
     },
     "node_modules/fast-xml-builder": {
-      "version": "1.1.5",
-      "resolved": "https://registry.npmjs.org/fast-xml-builder/-/fast-xml-builder-1.1.5.tgz",
-      "integrity": "sha512-4TJn/8FKLeslLAH3dnohXqE3QSoxkhvaMzepOIZytwJXZO69Bfz0HBdDHzOTOon6G59Zrk6VQ2bEiv1t61rfkA==",
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/fast-xml-builder/-/fast-xml-builder-1.2.0.tgz",
+      "integrity": "sha512-00aAWieqff+ZJhsXA4g1g7M8k+7AYoMUUHF+/zFb5U6Uv/P0Vl4QZo84/IcufzYalLuEj9928bXN9PbbFzMF0Q==",
       "dev": true,
       "funding": [
         {
@@ -3145,7 +3146,8 @@
       ],
       "license": "MIT",
       "dependencies": {
-        "path-expression-matcher": "^1.1.3"
+        "path-expression-matcher": "^1.5.0",
+        "xml-naming": "^0.1.0"
       }
     },
     "node_modules/fast-xml-parser": {
@@ -5634,7 +5636,6 @@
       "version": "3.3.3",
       "resolved": "https://registry.npmjs.org/prettier/-/prettier-3.3.3.tgz",
       "integrity": "sha512-i2tDNA0O5IrMO757lfrdQZCc2jPNDVntV0m/+4whiDfWaTKfMNgR7Qz0NAeGz/nRqF4m5/6CLzbP4/liHt12Ew==",
-      "dev": true,
       "bin": {
         "prettier": "bin/prettier.cjs"
       },
@@ -7066,6 +7067,22 @@
         "node": "^12.13.0 || ^14.15.0 || >=16.0.0"
       }
     },
+    "node_modules/xml-naming": {
+      "version": "0.1.0",
+      "resolved": "https://registry.npmjs.org/xml-naming/-/xml-naming-0.1.0.tgz",
+      "integrity": "sha512-k8KO9hrMyNk6tUWqUfkTEZbezRRpONVOzUTnc97VnCvyj6Tf9lyUR9EDAIeiVLv56jsMcoXEwjW8Kv5yPY52lw==",
+      "dev": true,
+      "funding": [
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/NaturalIntelligence"
+        }
+      ],
+      "license": "MIT",
+      "engines": {
+        "node": ">=16.0.0"
+      }
+    },
     "node_modules/xmlcreate": {
       "version": "2.0.4",
       "resolved": "https://registry.npmjs.org/xmlcreate/-/xmlcreate-2.0.4.tgz",
diff --git a/core/generator/gapic-generator-typescript/yarn.lock b/core/generator/gapic-generator-typescript/yarn.lock
index 5dc99201223..00dd7addf54 100644
--- a/core/generator/gapic-generator-typescript/yarn.lock
+++ b/core/generator/gapic-generator-typescript/yarn.lock
@@ -1776,11 +1776,12 @@ fast-levenshtein@^2.0.6, fast-levenshtein@~2.0.6:
   integrity sha512-DCXu6Ifhqcks7TZKY3Hxp3y6qphY5SJZmrWMDrKcERSOXWQdMhU9Ig/PYrzyw/ul9jOIyh0N4M0tbC5hodg8dw==
 
 fast-xml-builder@^1.1.5:
-  version "1.1.5"
-  resolved "https://registry.yarnpkg.com/fast-xml-builder/-/fast-xml-builder-1.1.5.tgz#50188e1452a5fa095f415d3e63dcac0a1dbcbf11"
-  integrity sha512-4TJn/8FKLeslLAH3dnohXqE3QSoxkhvaMzepOIZytwJXZO69Bfz0HBdDHzOTOon6G59Zrk6VQ2bEiv1t61rfkA==
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/fast-xml-builder/-/fast-xml-builder-1.2.0.tgz#abd2363145a7625d9789ad96da375fabe3cff28c"
+  integrity sha512-00aAWieqff+ZJhsXA4g1g7M8k+7AYoMUUHF+/zFb5U6Uv/P0Vl4QZo84/IcufzYalLuEj9928bXN9PbbFzMF0Q==
   dependencies:
-    path-expression-matcher "^1.1.3"
+    path-expression-matcher "^1.5.0"
+    xml-naming "^0.1.0"
 
 fast-xml-parser@^5.3.4:
   version "5.7.1"
@@ -3114,11 +3115,6 @@ path-exists@^4.0.0:
   resolved "https://registry.npmjs.org/path-exists/-/path-exists-4.0.0.tgz"
   integrity sha512-ak9Qy5Q7jYb2Wwcey5Fpvg2KoAc/ZIhLSLOSBmRmygPsGwkVVt0fZa0qrtMz+m6tJTAHfZQ8FnmB4MG4LWy7/w==
 
-path-expression-matcher@^1.1.3:
-  version "1.1.3"
-  resolved "https://registry.yarnpkg.com/path-expression-matcher/-/path-expression-matcher-1.1.3.tgz#8bf7c629dc1b114e42b633c071f06d14625b4e0d"
-  integrity sha512-qdVgY8KXmVdJZRSS1JdEPOKPdTiEK/pi0RkcT2sw1RhXxohdujUlJFPuS1TSkevZ9vzd3ZlL7ULl1MHGTApKzQ==
-
 path-expression-matcher@^1.5.0:
   version "1.5.0"
   resolved "https://registry.yarnpkg.com/path-expression-matcher/-/path-expression-matcher-1.5.0.tgz#3b98545dc88ffebb593e2d8458d0929da9275f4a"
@@ -3184,6 +3180,11 @@ prettier@3.3.3:
   resolved "https://registry.npmjs.org/prettier/-/prettier-3.3.3.tgz"
   integrity sha512-i2tDNA0O5IrMO757lfrdQZCc2jPNDVntV0m/+4whiDfWaTKfMNgR7Qz0NAeGz/nRqF4m5/6CLzbP4/liHt12Ew==
 
+prettier@^3.2.5:
+  version "3.8.3"
+  resolved "https://registry.yarnpkg.com/prettier/-/prettier-3.8.3.tgz#560f2de55bf01b4c0503bc629d5df99b9a1d09b0"
+  integrity sha512-7igPTM53cGHMW8xWuVTydi2KO233VFiTNyF5hLJqpilHfmn8C8gPf+PS7dUT64YcXFbiMGZxS9pCSxL/Dxm/Jw==
+
 proto3-json-serializer@^3.0.0, proto3-json-serializer@^3.0.3:
   version "3.0.3"
   resolved "https://registry.npmjs.org/proto3-json-serializer/-/proto3-json-serializer-3.0.3.tgz"
@@ -3971,6 +3972,11 @@ write-file-atomic@^4.0.0:
     imurmurhash "^0.1.4"
     signal-exit "^3.0.7"
 
+xml-naming@^0.1.0:
+  version "0.1.0"
+  resolved "https://registry.yarnpkg.com/xml-naming/-/xml-naming-0.1.0.tgz#8ab7106c5b8d23caa2fabac1cadf17136379fbd8"
+  integrity sha512-k8KO9hrMyNk6tUWqUfkTEZbezRRpONVOzUTnc97VnCvyj6Tf9lyUR9EDAIeiVLv56jsMcoXEwjW8Kv5yPY52lw==
+
 xmlcreate@^2.0.4:
   version "2.0.4"
   resolved "https://registry.npmjs.org/xmlcreate/-/xmlcreate-2.0.4.tgz"