diff --git a/by-language/csharp-npgsql/demo.csproj b/by-language/csharp-npgsql/demo.csproj
index 4b496ee6..b4eb419e 100644
--- a/by-language/csharp-npgsql/demo.csproj
+++ b/by-language/csharp-npgsql/demo.csproj
@@ -9,7 +9,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Npgsql" Version="8.0.3" />
+    <PackageReference Include="Npgsql" Version="8.0.4" />
     <PackageReference Include="CommandLineParser" Version="2.9.1" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
     <PackageReference Include="xunit" Version="2.9.2" />