diff --git a/csharp/src/Apache.Arrow.Flight.AspNetCore/Apache.Arrow.Flight.AspNetCore.csproj b/csharp/src/Apache.Arrow.Flight.AspNetCore/Apache.Arrow.Flight.AspNetCore.csproj
index ac1f8c9bae77a..b9ea75e03bc11 100644
--- a/csharp/src/Apache.Arrow.Flight.AspNetCore/Apache.Arrow.Flight.AspNetCore.csproj
+++ b/csharp/src/Apache.Arrow.Flight.AspNetCore/Apache.Arrow.Flight.AspNetCore.csproj
@@ -5,7 +5,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Grpc.AspNetCore.Server" Version="2.64.0" />
+    <PackageReference Include="Grpc.AspNetCore.Server" Version="2.66.0" />
   </ItemGroup>
 
   <ItemGroup>