diff --git a/src/Cli/Cli.csproj b/src/Cli/Cli.csproj
index 9dcde4c..69320c2 100644
--- a/src/Cli/Cli.csproj
+++ b/src/Cli/Cli.csproj
@@ -8,7 +8,7 @@
 
   <ItemGroup>
     <PackageReference Include="FluentValidation" Version="9.3.0" />
-    <PackageReference Include="Google.Protobuf" Version="3.14.0" />
+    <PackageReference Include="Google.Protobuf" Version="3.15.0" />
     <PackageReference Include="Grpc.Net.Client" Version="2.34.0" />
     <PackageReference Include="Grpc.Tools" Version="2.34.0">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>