diff --git a/ksef_master_backend/KSeF_Backend.csproj b/ksef_master_backend/KSeF_Backend.csproj
index 42e62cf..d52f3d4 100644
--- a/ksef_master_backend/KSeF_Backend.csproj
+++ b/ksef_master_backend/KSeF_Backend.csproj
@@ -15,7 +15,7 @@
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="8.0.4" />
+    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="9.0.4" />
     <PackageReference Include="QRCoder" Version="1.6.0" />
     <PackageReference Include="QuestPDF" Version="2024.3.0" />
     <PackageReference Include="Swashbuckle.AspNetCore" Version="6.5.0" />