diff --git a/Directory.Packages.props b/Directory.Packages.props
index 62a2c3e..06c2023 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -28,10 +28,10 @@
 
   <!-- gRPC + Protobuf. -->
   <ItemGroup>
-    <PackageVersion Include="Google.Protobuf" Version="3.29.3" />
-    <PackageVersion Include="Grpc.Net.Client" Version="2.71.0" />
-    <PackageVersion Include="Grpc.Net.ClientFactory" Version="2.71.0" />
-    <PackageVersion Include="Grpc.Tools" Version="2.71.0" />
+    <PackageVersion Include="Google.Protobuf" Version="3.36.0" />
+    <PackageVersion Include="Grpc.Net.Client" Version="2.83.0" />
+    <PackageVersion Include="Grpc.Net.ClientFactory" Version="2.83.0" />
+    <PackageVersion Include="Grpc.Tools" Version="2.83.0" />
   </ItemGroup>
 
   <!-- Bitcoin / cryptography. -->