diff --git a/LinqToDBPostGisNpgsqlTypes/LinqToDBPostGisNpgsqlTypes.csproj b/LinqToDBPostGisNpgsqlTypes/LinqToDBPostGisNpgsqlTypes.csproj
index f02b382..32eb98a 100644
--- a/LinqToDBPostGisNpgsqlTypes/LinqToDBPostGisNpgsqlTypes.csproj
+++ b/LinqToDBPostGisNpgsqlTypes/LinqToDBPostGisNpgsqlTypes.csproj
@@ -6,7 +6,7 @@
 
   <ItemGroup>
     <PackageReference Include="linq2db" Version="3.0.0" />
-    <PackageReference Include="Npgsql" Version="3.2.7" />
+    <PackageReference Include="Npgsql" Version="8.0.3" />
   </ItemGroup>
 
 </Project>