diff --git a/RIN.Core/RIN.Core.csproj b/RIN.Core/RIN.Core.csproj
index d8026f0..11a81eb 100644
--- a/RIN.Core/RIN.Core.csproj
+++ b/RIN.Core/RIN.Core.csproj
@@ -12,7 +12,7 @@
     <PackageReference Include="FauFau" Version="2.0.4" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.4" />
     <PackageReference Include="Npgsql" Version="10.0.3" />
-    <PackageReference Include="protobuf-net" Version="3.4.30" />
+    <PackageReference Include="protobuf-net" Version="3.4.40" />
     <PackageReference Include="Serilog.AspNetCore" Version="10.0.0" />
     <PackageReference Include="Serilog.Sinks.OpenTelemetry" Version="4.2.0" />
     <PackageReference Include="Npgsql.OpenTelemetry" Version="10.0.3" />
diff --git a/RIN.WebAPI/RIN.WebAPI.csproj b/RIN.WebAPI/RIN.WebAPI.csproj
index e4d6e7e..fcd2683 100644
--- a/RIN.WebAPI/RIN.WebAPI.csproj
+++ b/RIN.WebAPI/RIN.WebAPI.csproj
@@ -11,7 +11,7 @@
     <ItemGroup>
         <PackageReference Include="Dapper" Version="2.1.89" />
         <PackageReference Include="Npgsql" Version="10.0.3" />
-        <PackageReference Include="protobuf-net" Version="3.4.30" />
+        <PackageReference Include="protobuf-net" Version="3.4.40" />
         <PackageReference Include="Serilog.AspNetCore" Version="10.0.0" />
         <PackageReference Include="Serilog.Expressions" Version="5.0.0" />
         <PackageReference Include="Swashbuckle.AspNetCore" Version="10.3.1" />