diff --git a/src/WebSocketeer/WebSocketeer.csproj b/src/WebSocketeer/WebSocketeer.csproj
index 91a73d8..d2981d0 100644
--- a/src/WebSocketeer/WebSocketeer.csproj
+++ b/src/WebSocketeer/WebSocketeer.csproj
@@ -11,7 +11,7 @@
   <ItemGroup>
     <PackageReference Include="NuGetizer" Version="1.0.1" PrivateAssets="all" />
     <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.1.1" PrivateAssets="all" />
-    <PackageReference Include="Google.Protobuf" Version="3.22.1" />
+    <PackageReference Include="Google.Protobuf" Version="3.23.3" />
     <PackageReference Include="Grpc.AspNetCore" Version="2.52.0" Pack="false" />
     <PackageReference Include="RxFree" Version="1.1.2" PrivateAssets="all" />
     <PackageReference Include="WebSocketChannel" Version="1.0.1" />