diff --git a/Opc.Ua.ModelCompiler.Tool/Opc.Ua.ModelCompiler.Tool.Debug.csproj b/Opc.Ua.ModelCompiler.Tool/Opc.Ua.ModelCompiler.Tool.Debug.csproj
index 69e4d5e6..c32b5f65 100644
--- a/Opc.Ua.ModelCompiler.Tool/Opc.Ua.ModelCompiler.Tool.Debug.csproj
+++ b/Opc.Ua.ModelCompiler.Tool/Opc.Ua.ModelCompiler.Tool.Debug.csproj
@@ -39,7 +39,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="McMaster.Extensions.CommandLineUtils" Version="4.1.1" />
+    <PackageReference Include="McMaster.Extensions.CommandLineUtils" Version="5.1.0" />
     <PackageReference Include="Serilog" Version="4.3.0" />
     <PackageReference Include="Serilog.Extensions.Logging" Version="9.0.2" />
     <PackageReference Include="Serilog.Sinks.Console" Version="6.1.1" />
diff --git a/Opc.Ua.ModelCompiler.Tool/Opc.Ua.ModelCompiler.Tool.csproj b/Opc.Ua.ModelCompiler.Tool/Opc.Ua.ModelCompiler.Tool.csproj
index 283a751b..a8ebba05 100644
--- a/Opc.Ua.ModelCompiler.Tool/Opc.Ua.ModelCompiler.Tool.csproj
+++ b/Opc.Ua.ModelCompiler.Tool/Opc.Ua.ModelCompiler.Tool.csproj
@@ -44,7 +44,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="McMaster.Extensions.CommandLineUtils" Version="4.1.1" />
+    <PackageReference Include="McMaster.Extensions.CommandLineUtils" Version="5.1.0" />
     <PackageReference Include="Serilog" Version="4.3.0" />
     <PackageReference Include="Serilog.Extensions.Logging" Version="10.0.0" />
     <PackageReference Include="Serilog.Sinks.Console" Version="6.1.1" />