diff --git a/Directory.Packages.props b/Directory.Packages.props
index 6958135dd..523ad112d 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -9,7 +9,7 @@
     <PackageVersion Include="Finos.Fdc3.AppDirectory" Version="2.0.0" />
     <PackageVersion Include="FluentAssertions" Version="6.12.0" />
     <PackageVersion Include="FluentAssertions.Json" Version="6.1.0" />
-    <PackageVersion Include="Google.Protobuf" Version="3.24.0" />
+    <PackageVersion Include="Google.Protobuf" Version="3.26.1" />
     <PackageVersion Include="Grpc.AspNetCore.Server" Version="2.62.0" />
     <PackageVersion Include="Grpc.AspNetCore" Version="2.62.0" />
     <PackageVersion Include="Grpc.Core.Testing" Version="2.46.6" />