diff --git a/csharp/test/Apache.Arrow.Flight.Sql.Tests/Apache.Arrow.Flight.Sql.Tests.csproj b/csharp/test/Apache.Arrow.Flight.Sql.Tests/Apache.Arrow.Flight.Sql.Tests.csproj
index 239df04c08a..dd55ca912de 100644
--- a/csharp/test/Apache.Arrow.Flight.Sql.Tests/Apache.Arrow.Flight.Sql.Tests.csproj
+++ b/csharp/test/Apache.Arrow.Flight.Sql.Tests/Apache.Arrow.Flight.Sql.Tests.csproj
@@ -9,7 +9,7 @@
       <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
       <PackageReference Include="xunit" Version="2.9.3" />
       <PackageReference Include="xunit.runner.visualstudio" Version="3.0.1" />
-      <PackageReference Include="coverlet.collector" Version="6.0.3" />
+      <PackageReference Include="coverlet.collector" Version="6.0.4" />
     </ItemGroup>
 
     <ItemGroup>
diff --git a/csharp/test/Apache.Arrow.Flight.Tests/Apache.Arrow.Flight.Tests.csproj b/csharp/test/Apache.Arrow.Flight.Tests/Apache.Arrow.Flight.Tests.csproj
index d835f4dfc54..eca1f70760c 100644
--- a/csharp/test/Apache.Arrow.Flight.Tests/Apache.Arrow.Flight.Tests.csproj
+++ b/csharp/test/Apache.Arrow.Flight.Tests/Apache.Arrow.Flight.Tests.csproj
@@ -9,7 +9,7 @@
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
     <PackageReference Include="xunit" Version="2.9.3" />
     <PackageReference Include="xunit.runner.visualstudio" Version="3.0.1" />
-    <PackageReference Include="coverlet.collector" Version="6.0.3" />
+    <PackageReference Include="coverlet.collector" Version="6.0.4" />
   </ItemGroup>
 
   <ItemGroup>