diff --git a/src/Services/Courses/Courses.API/Courses.API.csproj b/src/Services/Courses/Courses.API/Courses.API.csproj
index 0fa504c..72c0ae0 100644
--- a/src/Services/Courses/Courses.API/Courses.API.csproj
+++ b/src/Services/Courses/Courses.API/Courses.API.csproj
@@ -27,7 +27,7 @@
     <PackageReference Include="Autofac.Extensions.DependencyInjection" Version="6.0.0" />
     <PackageReference Include="Dapper" Version="2.0.30" />
     <PackageReference Include="FluentValidation.AspNetCore" Version="8.6.1" />
-    <PackageReference Include="Google.Protobuf" Version="3.11.4" />
+    <PackageReference Include="Google.Protobuf" Version="3.15.0" />
     <PackageReference Include="Grpc.AspNetCore.Server" Version="2.27.0" />
     <PackageReference Include="Grpc.Tools" Version="2.27.0">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>