diff --git a/API_SQLuedo/API/Program.cs b/API_SQLuedo/API/Program.cs
index 3977b7a..45dbd20 100644
--- a/API_SQLuedo/API/Program.cs
+++ b/API_SQLuedo/API/Program.cs
@@ -42,6 +42,7 @@ builder.Services.AddDbContext<UserDbContext>(options =>
     if (builder.Environment.IsProduction())
     {
         Console.WriteLine("I am in production mode");
+        options.UseNpgsql(Environment.GetEnvironmentVariable("CO_STRING", EnvironmentVariableTarget.Process));
     }
     else
     {