diff --git a/src/CodeCoverageSummary/CodeCoverageSummary.csproj b/src/CodeCoverageSummary/CodeCoverageSummary.csproj
index 32e884c..77c4474 100644
--- a/src/CodeCoverageSummary/CodeCoverageSummary.csproj
+++ b/src/CodeCoverageSummary/CodeCoverageSummary.csproj
@@ -18,7 +18,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="CommandLineParser" Version="2.8.0" />
+    <PackageReference Include="CommandLineParser" Version="2.9.1" />
     <PackageReference Include="Microsoft.Extensions.FileSystemGlobbing" Version="6.0.0" />
     <PackageReference Include="Microsoft.VisualStudio.Azure.Containers.Tools.Targets" Version="1.14.0" />
   </ItemGroup>