diff --git a/src/MiniAuth.IdentityAuth/MiniAuthIdentityServiceExtensions.cs b/src/MiniAuth.IdentityAuth/MiniAuthIdentityServiceExtensions.cs
index aaf4576..697e8b1 100644
--- a/src/MiniAuth.IdentityAuth/MiniAuthIdentityServiceExtensions.cs
+++ b/src/MiniAuth.IdentityAuth/MiniAuthIdentityServiceExtensions.cs
@@ -23,7 +23,7 @@ public static class MiniAuthIdentityServiceExtensions
     private static IServiceCollection AddMiniIdentityAuth(this IServiceCollection services, bool isAutoUse)
     {
         _ = services ?? throw new ArgumentNullException(nameof(services));
-        var connectionString = "Data Source=miniauth_identity.db";
+        var connectionString = MiniAuthOptions.SqliteConnectionString;
         services.AddDbContext<MiniAuthIdentityDbContext>(options =>
         {
             options.UseSqlite(connectionString);
diff --git a/src/MiniAuth.IdentityAuth/MiniAuthOptions.cs b/src/MiniAuth.IdentityAuth/MiniAuthOptions.cs
index f329a95..a36d882 100644
--- a/src/MiniAuth.IdentityAuth/MiniAuthOptions.cs
+++ b/src/MiniAuth.IdentityAuth/MiniAuthOptions.cs
@@ -21,5 +21,6 @@ public enum AuthType
         /// </summary>
         public static int TokenExpiresIn = 30*60;
         public static string Issuer = $"{RoutePrefix}";
+        public static string SqliteConnectionString = "Data Source=miniauth_identity.db";
     }
 }
diff --git a/tests/IdentityAPIEndpoints/IdentityAPIEndpoints/IdentityAPIEndpoints.csproj b/tests/IdentityAPIEndpoints/IdentityAPIEndpoints/IdentityAPIEndpoints.csproj
index f3f557f..92e59be 100644
--- a/tests/IdentityAPIEndpoints/IdentityAPIEndpoints/IdentityAPIEndpoints.csproj
+++ b/tests/IdentityAPIEndpoints/IdentityAPIEndpoints/IdentityAPIEndpoints.csproj
@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.AspNetCore.Identity.EntityFrameworkCore" Version="8.0.6" />
+    <!--<PackageReference Include="Microsoft.AspNetCore.Identity.EntityFrameworkCore" Version="8.0.6" />-->
     <PackageReference Include="Microsoft.EntityFrameworkCore.SQLite" Version="8.0.6" />
     <PackageReference Include="Swashbuckle.AspNetCore" Version="6.6.2" />
     <PackageReference Include="Swashbuckle.AspNetCore.Swagger" Version="6.6.2" />