diff --git a/EnvelopeGenerator.Infrastructure/DependencyExtensions.cs b/EnvelopeGenerator.Infrastructure/DependencyExtensions.cs
index 1f731b2b..d15742be 100644
--- a/EnvelopeGenerator.Infrastructure/DependencyExtensions.cs
+++ b/EnvelopeGenerator.Infrastructure/DependencyExtensions.cs
@@ -71,7 +71,7 @@ public static class DIExtensions
 
     public static IServiceCollection AddSQLExecutor<T>(this IServiceCollection services) where T : class
     {
-        services.AddSingleton<ISQLExecutor<T>, SQLExecutor<T>>();
+        services.AddScoped<ISQLExecutor<T>, SQLExecutor<T>>();
 
         var interfaceType = typeof(ISQL<>);
         var targetGenericType = interfaceType.MakeGenericType(typeof(T));