diff --git a/google-cloud-clients/google-cloud-iamcredentials/src/main/java/com/google/cloud/iam/credentials/v1/IamCredentialsSettings.java b/google-cloud-clients/google-cloud-iamcredentials/src/main/java/com/google/cloud/iam/credentials/v1/IamCredentialsSettings.java
index d1be5ba1ef33..28d220b25fd6 100644
--- a/google-cloud-clients/google-cloud-iamcredentials/src/main/java/com/google/cloud/iam/credentials/v1/IamCredentialsSettings.java
+++ b/google-cloud-clients/google-cloud-iamcredentials/src/main/java/com/google/cloud/iam/credentials/v1/IamCredentialsSettings.java
@@ -44,8 +44,9 @@
  * </ul>
  *
  * <p>The builder of this class is recursive, so contained classes are themselves builders. When
- * build() is called, the tree of builders is called to create the complete settings object. For
- * example, to set the total timeout of generateAccessToken to 30 seconds:
+ * build() is called, the tree of builders is called to create the complete settings object.
+ *
+ * <p>For example, to set the total timeout of generateAccessToken to 30 seconds:
  *
  * <pre>
  * <code>
diff --git a/google-cloud-clients/google-cloud-iamcredentials/src/main/java/com/google/cloud/iam/credentials/v1/package-info.java b/google-cloud-clients/google-cloud-iamcredentials/src/main/java/com/google/cloud/iam/credentials/v1/package-info.java
index a004cb641506..9e8a5a0a92dc 100644
--- a/google-cloud-clients/google-cloud-iamcredentials/src/main/java/com/google/cloud/iam/credentials/v1/package-info.java
+++ b/google-cloud-clients/google-cloud-iamcredentials/src/main/java/com/google/cloud/iam/credentials/v1/package-info.java
@@ -44,4 +44,7 @@
  * </code>
  * </pre>
  */
+@Generated("by gapic-generator")
 package com.google.cloud.iam.credentials.v1;
+
+import javax.annotation.Generated;
diff --git a/google-cloud-clients/google-cloud-iamcredentials/src/main/java/com/google/cloud/iam/credentials/v1/stub/IamCredentialsStubSettings.java b/google-cloud-clients/google-cloud-iamcredentials/src/main/java/com/google/cloud/iam/credentials/v1/stub/IamCredentialsStubSettings.java
index c098ce880d85..1f8643de5eb2 100644
--- a/google-cloud-clients/google-cloud-iamcredentials/src/main/java/com/google/cloud/iam/credentials/v1/stub/IamCredentialsStubSettings.java
+++ b/google-cloud-clients/google-cloud-iamcredentials/src/main/java/com/google/cloud/iam/credentials/v1/stub/IamCredentialsStubSettings.java
@@ -61,8 +61,9 @@
  * </ul>
  *
  * <p>The builder of this class is recursive, so contained classes are themselves builders. When
- * build() is called, the tree of builders is called to create the complete settings object. For
- * example, to set the total timeout of generateAccessToken to 30 seconds:
+ * build() is called, the tree of builders is called to create the complete settings object.
+ *
+ * <p>For example, to set the total timeout of generateAccessToken to 30 seconds:
  *
  * <pre>
  * <code>
diff --git a/google-cloud-clients/google-cloud-iamcredentials/synth.metadata b/google-cloud-clients/google-cloud-iamcredentials/synth.metadata
index e7e58c709ac6..0dbaf8013288 100644
--- a/google-cloud-clients/google-cloud-iamcredentials/synth.metadata
+++ b/google-cloud-clients/google-cloud-iamcredentials/synth.metadata
@@ -1,19 +1,19 @@
 {
-  "updateTime": "2019-06-28T15:33:50.609616Z",
+  "updateTime": "2019-07-24T07:45:19.800159Z",
   "sources": [
     {
       "generator": {
         "name": "artman",
-        "version": "0.29.2",
-        "dockerImage": "googleapis/artman@sha256:45263333b058a4b3c26a8b7680a2710f43eae3d250f791a6cb66423991dcb2df"
+        "version": "0.31.0",
+        "dockerImage": "googleapis/artman@sha256:9aed6bbde54e26d2fcde7aa86d9f64c0278f741e58808c46573e488cbf6098f0"
       }
     },
     {
       "git": {
         "name": "googleapis",
         "remote": "https://github.com/googleapis/googleapis.git",
-        "sha": "84c8ad4e52f8eec8f08a60636cfa597b86969b5c",
-        "internalRef": "255474859"
+        "sha": "3035bd51e268fcd8d6721ad2e5d081c6ee36c5c3",
+        "internalRef": "259653050"
       }
     }
   ],