diff --git a/google-cloud-storage/pom.xml b/google-cloud-storage/pom.xml
index 95511d41366e..329d7055794a 100644
--- a/google-cloud-storage/pom.xml
+++ b/google-cloud-storage/pom.xml
@@ -30,7 +30,7 @@
     <dependency>
       <groupId>com.google.apis</groupId>
       <artifactId>google-api-services-storage</artifactId>
-      <version>v1-rev108-1.22.0</version>
+      <version>v1-rev114-1.23.0</version>
       <scope>compile</scope>
       <exclusions>
         <exclusion>
diff --git a/google-cloud-storage/src/main/java/com/google/cloud/storage/Storage.java b/google-cloud-storage/src/main/java/com/google/cloud/storage/Storage.java
index 3cd352d982ad..0a6e2a6f6c4d 100644
--- a/google-cloud-storage/src/main/java/com/google/cloud/storage/Storage.java
+++ b/google-cloud-storage/src/main/java/com/google/cloud/storage/Storage.java
@@ -764,6 +764,15 @@ public static BucketListOption prefix(String prefix) {
       return new BucketListOption(StorageRpc.Option.PREFIX, prefix);
     }
 
+    /**
+     * Returns an option for bucket's billing user project. This option is only used by the buckets with
+     * 'requester_pays' flag.
+     */
+    @GcpLaunchStage.Alpha
+    public static BucketListOption userProject(String userProject) {
+      return new BucketListOption(StorageRpc.Option.USER_PROJECT, userProject);
+    }
+
     /**
      * Returns an option to specify the bucket's fields to be returned by the RPC call. If this
      * option is not provided all bucket's fields are returned. {@code BucketListOption.fields}) can
@@ -824,6 +833,15 @@ public static BlobListOption currentDirectory() {
       return new BlobListOption(StorageRpc.Option.DELIMITER, true);
     }
 
+    /**
+     * Returns an option for bucket's billing user project. This option is only used by the buckets with
+     * 'requester_pays' flag.
+     */
+    @GcpLaunchStage.Alpha
+    public static BlobListOption userProject(String userProject) {
+      return new BlobListOption(StorageRpc.Option.USER_PROJECT, userProject);
+    }
+
     /**
      * If set to {@code true}, lists all versions of a blob. The default is {@code false}.
      *
diff --git a/google-cloud-storage/src/main/java/com/google/cloud/storage/spi/v1/HttpStorageRpc.java b/google-cloud-storage/src/main/java/com/google/cloud/storage/spi/v1/HttpStorageRpc.java
index 5e3aeff3acaf..f83f8b3ed017 100644
--- a/google-cloud-storage/src/main/java/com/google/cloud/storage/spi/v1/HttpStorageRpc.java
+++ b/google-cloud-storage/src/main/java/com/google/cloud/storage/spi/v1/HttpStorageRpc.java
@@ -252,6 +252,7 @@ public Tuple<String, Iterable<Bucket>> list(Map<Option, ?> options) {
           .setMaxResults(Option.MAX_RESULTS.getLong(options))
           .setPageToken(Option.PAGE_TOKEN.getString(options))
           .setFields(Option.FIELDS.getString(options))
+          .setUserProject(Option.USER_PROJECT.getString(options))
           .execute();
       return Tuple.<String, Iterable<Bucket>>of(buckets.getNextPageToken(), buckets.getItems());
     } catch (IOException ex) {
diff --git a/google-cloud-storage/src/test/java/com/google/cloud/storage/it/ITStorageTest.java b/google-cloud-storage/src/test/java/com/google/cloud/storage/it/ITStorageTest.java
index c6854550e461..c6dd6aae9721 100644
--- a/google-cloud-storage/src/test/java/com/google/cloud/storage/it/ITStorageTest.java
+++ b/google-cloud-storage/src/test/java/com/google/cloud/storage/it/ITStorageTest.java
@@ -400,6 +400,30 @@ public void testListBlobsEmptySelectedFields() throws InterruptedException {
       assertTrue(blobSet.contains(remoteBlob.getName()));
       assertNull(remoteBlob.getContentType());
     }
+
+    // Test listing a Requester Pays bucket.
+    Bucket remoteBucket = storage.get(BUCKET, Storage.BucketGetOption.fields(BucketField.ID));
+    assertNull(remoteBucket.requesterPays());
+    remoteBucket = remoteBucket.toBuilder().setRequesterPays(true).build();
+    Bucket updatedBucket = storage.update(remoteBucket);
+    assertTrue(updatedBucket.requesterPays());
+    String projectId = remoteStorageHelper.getOptions().getProjectId();
+    try {
+      page = storage.list(BUCKET,
+          Storage.BlobListOption.prefix("test-list-blobs-empty-selected-fields-blob"),
+          Storage.BlobListOption.fields(),
+          Storage.BlobListOption.userProject("fakeBillingProjectId"));
+      fail("Expected bad user project error.");
+    } catch (StorageException e) {
+      assertTrue(e.getMessage().contains("User project specified in the request is invalid"));
+    }
+    while (Iterators.size(page.iterateAll().iterator()) != 2) {
+      Thread.sleep(500);
+      page = storage.list(BUCKET,
+          Storage.BlobListOption.prefix("test-list-blobs-empty-selected-fields-blob"),
+          Storage.BlobListOption.fields(),
+          Storage.BlobListOption.userProject(projectId));
+    }
     assertTrue(remoteBlob1.delete());
     assertTrue(remoteBlob2.delete());
   }
@@ -1519,4 +1543,22 @@ public void testUpdateBucketRequesterPays() {
     assertArrayEquals(BLOB_BYTE_CONTENT, readBytes);
     assertTrue(remoteBlob.delete());
   }
+
+  @Test
+  public void testListBucketRequesterPaysFails() throws InterruptedException {
+    String projectId = remoteStorageHelper.getOptions().getProjectId();
+    Iterator<Bucket> bucketIterator = storage.list(Storage.BucketListOption.prefix(BUCKET),
+          Storage.BucketListOption.fields(), Storage.BucketListOption.userProject(projectId)).iterateAll().iterator();
+    while (!bucketIterator.hasNext()) {
+      Thread.sleep(500);
+      bucketIterator = storage.list(Storage.BucketListOption.prefix(BUCKET),
+          Storage.BucketListOption.fields()).iterateAll().iterator();
+    }
+    while (bucketIterator.hasNext()) {
+      Bucket remoteBucket = bucketIterator.next();
+      assertTrue(remoteBucket.getName().startsWith(BUCKET));
+      assertNull(remoteBucket.getCreateTime());
+      assertNull(remoteBucket.getSelfLink());
+    }
+  }
 }
diff --git a/pom.xml b/pom.xml
index b45b999803cd..4d0b81b8430b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -137,7 +137,7 @@
     <github.global.server>github</github.global.server>
     <site.installationModule>google-cloud</site.installationModule>
 
-    <api-client.version>1.22.0</api-client.version>
+    <api-client.version>1.23.0</api-client.version>
 
     <api-common.version>1.1.0</api-common.version>
     <gax.version>1.9.1</gax.version>
@@ -147,7 +147,7 @@
     <grpc.version>1.7.0</grpc.version>
     <nettyssl.version>2.0.6.Final</nettyssl.version>
     <guava.version>20.0</guava.version>
-    <http-client.version>1.22.0</http-client.version>
+    <http-client.version>1.23.0</http-client.version>
     <protobuf.version>3.4.0</protobuf.version>
 
     <easymock.version>3.4</easymock.version>
@@ -772,7 +772,7 @@
       <dependency>
         <groupId>com.google.oauth-client</groupId>
         <artifactId>google-oauth-client</artifactId>
-        <version>1.22.0</version>
+        <version>1.23.0</version>
       </dependency>
       <dependency>
         <groupId>com.google.api-client</groupId>