diff --git a/tests/Npgsql4.Tests/Npgsql4.Tests.csproj b/tests/Npgsql4.Tests/Npgsql4.Tests.csproj
index 9fd819c..b9db289 100644
--- a/tests/Npgsql4.Tests/Npgsql4.Tests.csproj
+++ b/tests/Npgsql4.Tests/Npgsql4.Tests.csproj
@@ -5,7 +5,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Npgsql" Version="4.*" />
+    <PackageReference Include="Npgsql" Version="10.*" />
   </ItemGroup>
 
   <ItemGroup>