diff --git a/ow.Framework/ow.Framework.csproj b/ow.Framework/ow.Framework.csproj
index 21fed79..cb3d563 100644
--- a/ow.Framework/ow.Framework.csproj
+++ b/ow.Framework/ow.Framework.csproj
@@ -49,7 +49,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Google.Protobuf" Version="3.14.0" />
+    <PackageReference Include="Google.Protobuf" Version="3.15.7" />
     <PackageReference Include="Grpc" Version="2.35.0-pre1" />
     <PackageReference Include="Grpc.Core" Version="2.35.0-pre1" />
     <PackageReference Include="Grpc.Net.Client" Version="2.34.0" />
diff --git a/ow.Service.World/ow.Service.World.csproj b/ow.Service.World/ow.Service.World.csproj
index 951ef37..e715ffa 100644
--- a/ow.Service.World/ow.Service.World.csproj
+++ b/ow.Service.World/ow.Service.World.csproj
@@ -17,7 +17,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Google.Protobuf" Version="3.14.0" />
+    <PackageReference Include="Google.Protobuf" Version="3.15.7" />
     <PackageReference Include="Grpc" Version="2.35.0-pre1" />
     <PackageReference Include="Grpc.Core" Version="2.35.0-pre1" />
     <PackageReference Include="Grpc.Tools" Version="2.35.0-pre1">