diff --git a/dependency/proto/Proto.csproj b/dependency/proto/Proto.csproj
index 8e54cb07..a0a55dfc 100644
--- a/dependency/proto/Proto.csproj
+++ b/dependency/proto/Proto.csproj
@@ -12,7 +12,7 @@
     <PackageReference Include="Google.Protobuf.Tools" Version="3.34.1" />
     <PackageReference Include="Grpc" Version="2.46.6" />
     <PackageReference Include="Grpc.Core" Version="2.46.6" />
-    <PackageReference Include="Grpc.Tools" Version="2.80.0">
+    <PackageReference Include="Grpc.Tools" Version="2.81.1">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
diff --git a/interface/AvaloniaUI/THUAI9_Avalonia.csproj b/interface/AvaloniaUI/THUAI9_Avalonia.csproj
index 1c04c151..1890083a 100644
--- a/interface/AvaloniaUI/THUAI9_Avalonia.csproj
+++ b/interface/AvaloniaUI/THUAI9_Avalonia.csproj
@@ -17,7 +17,7 @@
     <PackageReference Include="CommunityToolkit.Mvvm" Version="8.4.2" />
     <PackageReference Include="Google.Protobuf" Version="3.34.1" />
     <PackageReference Include="Grpc.Core" Version="2.46.6" />
-    <PackageReference Include="Grpc.Tools" Version="2.80.0">
+    <PackageReference Include="Grpc.Tools" Version="2.81.1">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
diff --git a/interface/Unity/Unity-WebGL/tools/LiveWebSocketBridge/LiveWebSocketBridge.csproj b/interface/Unity/Unity-WebGL/tools/LiveWebSocketBridge/LiveWebSocketBridge.csproj
index a287447e..70051eaa 100644
--- a/interface/Unity/Unity-WebGL/tools/LiveWebSocketBridge/LiveWebSocketBridge.csproj
+++ b/interface/Unity/Unity-WebGL/tools/LiveWebSocketBridge/LiveWebSocketBridge.csproj
@@ -10,7 +10,7 @@
     <PackageReference Include="Google.Protobuf" Version="3.34.1" />
     <PackageReference Include="Grpc" Version="2.46.6" />
     <PackageReference Include="Grpc.Core" Version="2.46.6" />
-    <PackageReference Include="Grpc.Tools" Version="2.80.0" PrivateAssets="All" />
+    <PackageReference Include="Grpc.Tools" Version="2.81.1" PrivateAssets="All" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/logic/PlayBack/Playback.csproj b/logic/PlayBack/Playback.csproj
index 43ed8649..d268f962 100644
--- a/logic/PlayBack/Playback.csproj
+++ b/logic/PlayBack/Playback.csproj
@@ -10,7 +10,7 @@
     <PackageReference Include="Google.Protobuf" Version="3.34.1" />
 
     <PackageReference Include="Google.Protobuf.Tools" Version="3.34.1" />
-    <PackageReference Include="Grpc.Tools" Version="2.80.0">
+    <PackageReference Include="Grpc.Tools" Version="2.81.1">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
diff --git a/logic/Server/Server.csproj b/logic/Server/Server.csproj
index ace33046..180837a4 100644
--- a/logic/Server/Server.csproj
+++ b/logic/Server/Server.csproj
@@ -23,7 +23,7 @@
 	<PackageReference Include="Google.Protobuf.Tools" Version="3.34.1" />
 	<PackageReference Include="Grpc" Version="2.46.6" />
 	<PackageReference Include="Grpc.Core" Version="2.46.6" />
-	<PackageReference Include="Grpc.Tools" Version="2.80.0">
+	<PackageReference Include="Grpc.Tools" Version="2.81.1">
 		<PrivateAssets>all</PrivateAssets>
 		<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
 	</PackageReference>