diff --git a/apis/Google.Cloud.Notebooks.V1/Google.Cloud.Notebooks.V1/Instance.g.cs b/apis/Google.Cloud.Notebooks.V1/Google.Cloud.Notebooks.V1/Instance.g.cs
index d68f431d35a1..12aa96a209f0 100644
--- a/apis/Google.Cloud.Notebooks.V1/Google.Cloud.Notebooks.V1/Instance.g.cs
+++ b/apis/Google.Cloud.Notebooks.V1/Google.Cloud.Notebooks.V1/Instance.g.cs
@@ -2495,8 +2495,9 @@ public sealed partial class Disk : pb::IMessage<Disk>
         /// SCSI. For performance characteristics of SCSI over NVMe, see Local SSD
         /// performance.
         /// Valid values:
-        ///     NVME
-        ///     SCSI
+        ///
+        /// * NVME
+        /// * SCSI
         /// </summary>
         [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
         public string Interface {
@@ -2543,8 +2544,9 @@ public sealed partial class Disk : pb::IMessage<Disk>
         /// The mode in which to attach this disk, either READ_WRITE or READ_ONLY. If
         /// not specified, the default is to attach the disk in READ_WRITE mode.
         /// Valid values:
-        ///     READ_ONLY
-        ///     READ_WRITE
+        ///
+        /// * READ_ONLY
+        /// * READ_WRITE
         /// </summary>
         [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
         public string Mode {
@@ -2575,8 +2577,9 @@ public sealed partial class Disk : pb::IMessage<Disk>
         /// <summary>
         /// Indicates the type of the disk, either SCRATCH or PERSISTENT.
         /// Valid values:
-        ///     PERSISTENT
-        ///     SCRATCH
+        ///
+        /// * PERSISTENT
+        /// * SCRATCH
         /// </summary>
         [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
         public string Type {
@@ -3003,12 +3006,13 @@ public sealed partial class GuestOsFeature : pb::IMessage<GuestOsFeature>
             /// The ID of a supported feature. Read  Enabling guest operating system
             /// features to see a list of available options.
             /// Valid values:
-            ///     FEATURE_TYPE_UNSPECIFIED
-            ///     MULTI_IP_SUBNET
-            ///     SECURE_BOOT
-            ///     UEFI_COMPATIBLE
-            ///     VIRTIO_SCSI_MULTIQUEUE
-            ///     WINDOWS
+            ///
+            /// * FEATURE_TYPE_UNSPECIFIED
+            /// * MULTI_IP_SUBNET
+            /// * SECURE_BOOT
+            /// * UEFI_COMPATIBLE
+            /// * VIRTIO_SCSI_MULTIQUEUE
+            /// * WINDOWS
             /// </summary>
             [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
             public string Type {
diff --git a/apis/Google.Cloud.Notebooks.V1/Google.Cloud.Notebooks.V1/Runtime.g.cs b/apis/Google.Cloud.Notebooks.V1/Google.Cloud.Notebooks.V1/Runtime.g.cs
index 7b5a6de46a39..969ed2c578ce 100644
--- a/apis/Google.Cloud.Notebooks.V1/Google.Cloud.Notebooks.V1/Runtime.g.cs
+++ b/apis/Google.Cloud.Notebooks.V1/Google.Cloud.Notebooks.V1/Runtime.g.cs
@@ -1271,7 +1271,7 @@ public sealed partial class EncryptionConfig : pb::IMessage<EncryptionConfig>
   }
 
   /// <summary>
-  /// An Local attached disk resource.
+  /// A Local attached disk resource.
   /// </summary>
   public sealed partial class LocalDisk : pb::IMessage<LocalDisk>
   #if !GOOGLE_PROTOBUF_REFSTRUCT_COMPATIBILITY_MODE
@@ -1434,8 +1434,9 @@ public sealed partial class LocalDisk : pb::IMessage<LocalDisk>
     /// in any other format than SCSI. Local SSDs can use either NVME or SCSI. For
     /// performance characteristics of SCSI over NVMe, see Local SSD performance.
     /// Valid values:
-    ///     NVME
-    ///     SCSI
+    ///
+    /// * NVME
+    /// * SCSI
     /// </summary>
     [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
     public string Interface {
@@ -1479,8 +1480,9 @@ public sealed partial class LocalDisk : pb::IMessage<LocalDisk>
     /// The mode in which to attach this disk, either READ_WRITE or READ_ONLY. If
     /// not specified, the default is to attach the disk in READ_WRITE mode.
     /// Valid values:
-    ///     READ_ONLY
-    ///     READ_WRITE
+    ///
+    /// * READ_ONLY
+    /// * READ_WRITE
     /// </summary>
     [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
     public string Mode {
@@ -1512,8 +1514,9 @@ public sealed partial class LocalDisk : pb::IMessage<LocalDisk>
     /// Specifies the type of the disk, either SCRATCH or PERSISTENT. If not
     /// specified, the default is PERSISTENT.
     /// Valid values:
-    ///     PERSISTENT
-    ///     SCRATCH
+    ///
+    /// * PERSISTENT
+    /// * SCRATCH
     /// </summary>
     [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
     public string Type {
@@ -2867,7 +2870,7 @@ public sealed partial class RuntimeSoftwareConfig : pb::IMessage<RuntimeSoftware
     public const int IdleShutdownTimeoutFieldNumber = 4;
     private int idleShutdownTimeout_;
     /// <summary>
-    /// Time in minutes to wait before shuting down runtime. Default: 180 minutes
+    /// Time in minutes to wait before shutting down runtime. Default: 180 minutes
     /// </summary>
     [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
     public int IdleShutdownTimeout {
diff --git a/apis/Google.Cloud.Notebooks.V1/synth.metadata b/apis/Google.Cloud.Notebooks.V1/synth.metadata
index ffb7d110b240..601d5bd499e2 100644
--- a/apis/Google.Cloud.Notebooks.V1/synth.metadata
+++ b/apis/Google.Cloud.Notebooks.V1/synth.metadata
@@ -4,7 +4,7 @@
       "git": {
         "name": "googleapis",
         "remote": "https://github.com/googleapis/googleapis.git",
-        "sha": "ae3a4a281d8f35d2327328e95da9dc9146716ae2"
+        "sha": "1645638695baad0c7d38b48174dad311f7f8be88"
       }
     }
   ]