diff --git a/packages/google-privacy-dlp/src/v2/doc/google/privacy/dlp/v2/doc_dlp.js b/packages/google-privacy-dlp/src/v2/doc/google/privacy/dlp/v2/doc_dlp.js
index 889630a425c..15e2d5fbfaf 100644
--- a/packages/google-privacy-dlp/src/v2/doc/google/privacy/dlp/v2/doc_dlp.js
+++ b/packages/google-privacy-dlp/src/v2/doc/google/privacy/dlp/v2/doc_dlp.js
@@ -235,7 +235,7 @@ const InspectConfig = {
  *
  *   The number should be among the values of [BytesType]{@link google.privacy.dlp.v2.BytesType}
  *
- * @property {string} data
+ * @property {Buffer} data
  *   Content data to inspect or redact.
  *
  * @typedef ByteContentItem
@@ -667,7 +667,7 @@ const Color = {
 /**
  * Results of redacting an image.
  *
- * @property {string} redactedImage
+ * @property {Buffer} redactedImage
  *   The redacted image. The type will be the same as the original image.
  *
  * @property {string} extractedText
@@ -2630,7 +2630,7 @@ const TransientCryptoKey = {
  * Using raw keys is prone to security risks due to accidentally
  * leaking the key. Choose another type of key if possible.
  *
- * @property {string} key
+ * @property {Buffer} key
  *   A 128/192/256 bit key. [required]
  *
  * @typedef UnwrappedCryptoKey
@@ -2648,7 +2648,7 @@ const UnwrappedCryptoKey = {
  * to perform a crypto transformation using a kms-wrapped crypto key:
  * dlp.kms.encrypt
  *
- * @property {string} wrappedKey
+ * @property {Buffer} wrappedKey
  *   The wrapped data crypto key. [required]
  *
  * @property {string} cryptoKeyName
diff --git a/packages/google-privacy-dlp/src/v2/doc/google/protobuf/doc_any.js b/packages/google-privacy-dlp/src/v2/doc/google/protobuf/doc_any.js
index 9ff5d007807..cdd2fc80e49 100644
--- a/packages/google-privacy-dlp/src/v2/doc/google/protobuf/doc_any.js
+++ b/packages/google-privacy-dlp/src/v2/doc/google/protobuf/doc_any.js
@@ -125,7 +125,7 @@
  *   Schemes other than `http`, `https` (or the empty scheme) might be
  *   used with implementation specific semantics.
  *
- * @property {string} value
+ * @property {Buffer} value
  *   Must be a valid serialized protocol buffer of the above specified type.
  *
  * @typedef Any
diff --git a/packages/google-privacy-dlp/synth.metadata b/packages/google-privacy-dlp/synth.metadata
index 4fb3a3f8c56..1533261dae1 100644
--- a/packages/google-privacy-dlp/synth.metadata
+++ b/packages/google-privacy-dlp/synth.metadata
@@ -1,19 +1,19 @@
 {
-  "updateTime": "2019-06-07T11:13:14.563856Z",
+  "updateTime": "2019-06-12T11:14:34.105356Z",
   "sources": [
     {
       "generator": {
         "name": "artman",
-        "version": "0.23.1",
-        "dockerImage": "googleapis/artman@sha256:9d5cae1454da64ac3a87028f8ef486b04889e351c83bb95e83b8fab3959faed0"
+        "version": "0.24.1",
+        "dockerImage": "googleapis/artman@sha256:6018498e15310260dc9b03c9d576608908ed9fbabe42e1494ff3d827fea27b19"
       }
     },
     {
       "git": {
         "name": "googleapis",
         "remote": "https://github.com/googleapis/googleapis.git",
-        "sha": "15fdbe57306e3a56069af5e2595e9b1bb33b6123",
-        "internalRef": "251960694"
+        "sha": "f117dac435e96ebe58d85280a3faf2350c4d4219",
+        "internalRef": "252714985"
       }
     },
     {