diff --git a/ManagerService/Startup.cs b/ManagerService/Startup.cs
index 373c057..2bf8eba 100644
--- a/ManagerService/Startup.cs
+++ b/ManagerService/Startup.cs
@@ -166,7 +166,23 @@ namespace ManagerService
             app.UseRouting();
             app.UseAuthentication();
             app.UseAuthorization();
-            app.UseCors("AllowAll");
+            //app.UseCors("AllowAll");
+
+            app.UseCors(
+#if DEBUG
+            options => options
+                .SetIsOriginAllowed(origin => string.IsNullOrEmpty(origin) || origin == "http://localhost:8081")
+                .AllowAnyMethod()
+                .AllowAnyHeader()
+                .AllowCredentials()
+#else
+            options => options
+                .SetIsOriginAllowed(origin => string.IsNullOrEmpty(origin) || origin == "https://manager.myinfomate.be")
+                .AllowAnyMethod()
+                .AllowAnyHeader()
+                .AllowCredentials()
+#endif
+        );
 
             app.UseEndpoints(endpoints =>
             {