diff --git a/API_SQLuedo/DbContextLib/UserDbContext.cs b/API_SQLuedo/DbContextLib/UserDbContext.cs
index b220b88..3c8c307 100644
--- a/API_SQLuedo/DbContextLib/UserDbContext.cs
+++ b/API_SQLuedo/DbContextLib/UserDbContext.cs
@@ -26,7 +26,7 @@ namespace DbContextLib
             base.OnConfiguring(optionsBuilder);
             if (!optionsBuilder.IsConfigured)
             {
-                optionsBuilder.UseNpgsql(Environment.GetEnvironmentVariable("CONNECTION_STRING", EnvironmentVariableTarget.Process));
+                optionsBuilder.UseNpgsql(Environment.GetEnvironmentVariable("CO_STRING", EnvironmentVariableTarget.Process));
                 //optionsBuilder.UseNpgsql("Host=localhost;Database=SQLuedo;Username=admin;Password=motdepasse");
             }
         }