diff --git a/generator/gapic-generator-typescript/package-lock.json b/generator/gapic-generator-typescript/package-lock.json
index a78eb8b27..6ce2889d1 100644
--- a/generator/gapic-generator-typescript/package-lock.json
+++ b/generator/gapic-generator-typescript/package-lock.json
@@ -6725,9 +6725,10 @@
       }
     },
     "node_modules/underscore": {
-      "version": "1.13.7",
-      "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.13.7.tgz",
-      "integrity": "sha512-GMXzWtsc57XAtguZgaQViUOzs0KTkk8ojr3/xAxXLITqf/3EMwxC0inyETfDFjH/Krbhuep0HNbbjI9i/q3F3g=="
+      "version": "1.13.8",
+      "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.13.8.tgz",
+      "integrity": "sha512-DXtD3ZtEQzc7M8m4cXotyHR+FAS18C64asBYY5vqZexfYryNNnDc02W4hKg3rdQuqOYas1jkseX0+nZXjTXnvQ==",
+      "license": "MIT"
     },
     "node_modules/undici-types": {
       "version": "6.21.0",
diff --git a/generator/gapic-generator-typescript/yarn.lock b/generator/gapic-generator-typescript/yarn.lock
index 2f1c82704..26c25cbc0 100644
--- a/generator/gapic-generator-typescript/yarn.lock
+++ b/generator/gapic-generator-typescript/yarn.lock
@@ -3792,9 +3792,9 @@ uglify-js@^3.19.3, uglify-js@^3.7.7:
   integrity sha512-v3Xu+yuwBXisp6QYTcH4UbH+xYJXqnq2m/LtQVWKWzYc1iehYnLixoQDN9FH6/j9/oybfd6W9Ghwkl8+UMKTKQ==
 
 underscore@~1.13.2:
-  version "1.13.7"
-  resolved "https://registry.npmjs.org/underscore/-/underscore-1.13.7.tgz"
-  integrity sha512-GMXzWtsc57XAtguZgaQViUOzs0KTkk8ojr3/xAxXLITqf/3EMwxC0inyETfDFjH/Krbhuep0HNbbjI9i/q3F3g==
+  version "1.13.8"
+  resolved "https://registry.yarnpkg.com/underscore/-/underscore-1.13.8.tgz#a93a21186c049dbf0e847496dba72b7bd8c1e92b"
+  integrity sha512-DXtD3ZtEQzc7M8m4cXotyHR+FAS18C64asBYY5vqZexfYryNNnDc02W4hKg3rdQuqOYas1jkseX0+nZXjTXnvQ==
 
 undici-types@~6.21.0:
   version "6.21.0"