diff --git a/PersonalData.GrpcClient/PersonalData.GrpcClient.csproj b/PersonalData.GrpcClient/PersonalData.GrpcClient.csproj
index 4e6a3e9..52a3e88 100644
--- a/PersonalData.GrpcClient/PersonalData.GrpcClient.csproj
+++ b/PersonalData.GrpcClient/PersonalData.GrpcClient.csproj
@@ -10,7 +10,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Google.Protobuf" Version="3.12.0" />
+    <PackageReference Include="Google.Protobuf" Version="3.15.0" />
     <PackageReference Include="Grpc.Net.Client" Version="2.28.0" />
     <PackageReference Include="Grpc.Tools" Version="2.29.0">
       <PrivateAssets>all</PrivateAssets>