diff --git a/Benchmarking/Benchmark/Benchmark.csproj b/Benchmarking/Benchmark/Benchmark.csproj
index 0471ab5..5193d73 100644
--- a/Benchmarking/Benchmark/Benchmark.csproj
+++ b/Benchmarking/Benchmark/Benchmark.csproj
@@ -7,8 +7,8 @@
 
   <ItemGroup>
     <PackageReference Include="BenchmarkDotNet" Version="0.12.0" />
-    <PackageReference Include="Capnp.Net.Runtime" Version="1.3.95-g4f76073ee5" />
-    <PackageReference Include="CapnpC.CSharp.MsBuild.Generation" Version="1.3.95-g4f76073ee5" />
+    <PackageReference Include="Capnp.Net.Runtime" Version="1.3.97-g4f0abaac73" />
+    <PackageReference Include="CapnpC.CSharp.MsBuild.Generation" Version="1.3.97-g4f0abaac73" />
     <PackageReference Include="Google.Protobuf" Version="3.11.3" />
     <PackageReference Include="Grpc.Net.Client" Version="2.27.0" />
     <PackageReference Include="Grpc.Tools" Version="2.27.0">
diff --git a/Benchmarking/EchoServiceCapnp/EchoServiceCapnp.csproj b/Benchmarking/EchoServiceCapnp/EchoServiceCapnp.csproj
index 57d08f5..cbc0e54 100644
--- a/Benchmarking/EchoServiceCapnp/EchoServiceCapnp.csproj
+++ b/Benchmarking/EchoServiceCapnp/EchoServiceCapnp.csproj
@@ -6,8 +6,8 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Capnp.Net.Runtime" Version="1.3.95-g4f76073ee5" />
-    <PackageReference Include="CapnpC.CSharp.MsBuild.Generation" Version="1.3.95-g4f76073ee5" />
+    <PackageReference Include="Capnp.Net.Runtime" Version="1.3.97-g4f0abaac73" />
+    <PackageReference Include="CapnpC.CSharp.MsBuild.Generation" Version="1.3.97-g4f0abaac73" />
   </ItemGroup>
 
 </Project>
diff --git a/Capnp.Net.Runtime/FramePump.cs b/Capnp.Net.Runtime/FramePump.cs
index 71c611b..1184f46 100644
--- a/Capnp.Net.Runtime/FramePump.cs
+++ b/Capnp.Net.Runtime/FramePump.cs
@@ -121,6 +121,9 @@ namespace Capnp
             }
         }
 
+        /// <summary>
+        /// Flushes all buffered frames.
+        /// </summary>
         public void Flush()
         {
             if (Monitor.TryEnter(_writeLock))
diff --git a/Capnp.Net.Runtime/Rpc/IEndpoint.cs b/Capnp.Net.Runtime/Rpc/IEndpoint.cs
index 02aa5d6..e7e37b6 100644
--- a/Capnp.Net.Runtime/Rpc/IEndpoint.cs
+++ b/Capnp.Net.Runtime/Rpc/IEndpoint.cs
@@ -10,6 +10,9 @@
         /// </summary>
         void Forward(WireFrame frame);
 
+        /// <summary>
+        /// Indicates that the endpoint should flush any buffered frames.
+        /// </summary>
         void Flush();
 
         /// <summary>