diff --git a/samples/package-lock.json b/samples/package-lock.json
index efa8ce9fa..839c83a04 100644
--- a/samples/package-lock.json
+++ b/samples/package-lock.json
@@ -4736,7 +4736,8 @@
           "version": "2.1.1",
           "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-2.1.1.tgz",
           "integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "aproba": {
           "version": "1.2.0",
@@ -5201,7 +5202,8 @@
           "version": "5.1.1",
           "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.1.tgz",
           "integrity": "sha512-kKvNJn6Mm93gAczWVJg7wH+wGYWNrDHdWvpUmHyEsgCtIwwo3bqPtV4tR5tuPaUhTOo/kvhVwd8XwwOllGYkbg==",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "safer-buffer": {
           "version": "2.1.2",
@@ -5265,6 +5267,7 @@
           "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
           "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
           "dev": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -5313,13 +5316,15 @@
           "version": "1.0.2",
           "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
           "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "yallist": {
           "version": "3.0.2",
           "resolved": "https://registry.npmjs.org/yallist/-/yallist-3.0.2.tgz",
           "integrity": "sha1-hFK0u36Dx8GI2AQcGoN8dz1ti7k=",
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -11821,9 +11826,9 @@
       "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8="
     },
     "uuid": {
-      "version": "3.2.1",
-      "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.2.1.tgz",
-      "integrity": "sha512-jZnMwlb9Iku/O3smGWvZhauCf6cvvpKi4BKRiliS3cxnI+Gz9j5MEpTz2UFuXiKPJocb7gnsLHwiS05ige5BEA=="
+      "version": "3.3.0",
+      "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.3.0.tgz",
+      "integrity": "sha512-ijO9N2xY/YaOqQ5yz5c4sy2ZjWmA6AR6zASb/gdpeKZ8+948CxwfMW9RrKVk5may6ev8c0/Xguu32e2Llelpqw=="
     },
     "validate-npm-package-license": {
       "version": "3.0.3",
diff --git a/samples/package.json b/samples/package.json
index e73f98e08..f9246e31b 100644
--- a/samples/package.json
+++ b/samples/package.json
@@ -24,7 +24,7 @@
     "@google-cloud/pubsub": "*",
     "@google-cloud/storage": "1.7.0",
     "safe-buffer": "5.1.2",
-    "uuid": "3.2.1",
+    "uuid": "3.3.0",
     "yargs": "11.0.0"
   },
   "devDependencies": {