diff --git a/GPS-Sim.md b/GPS-Sim.md
index 824efe8..402fec7 100644
--- a/GPS-Sim.md
+++ b/GPS-Sim.md
@@ -74,6 +74,7 @@ If the device runs Android, follow your attempts with [GPS Test](https://play.go
 | Phone      | Samsung | S20+ 4G      | **Yes**               | No                 | WIFI must be off           |
 | Smartwatch | Samsung | Gear S3 WiFi | **Yes**               | No                 | Location over GPS only     |
 | Phone      | OnePlus | 7 Pro        | No                    | No                 | Doesn't seem to do anything|
+| Phone      | Samsung | S21 Ultra    | **Yes**               | No                 |                            |
 
 
 ## References