diff --git a/Manufacturers.md b/Manufacturers.md
index 59e7c892d..dbfa10dec 100644
--- a/Manufacturers.md
+++ b/Manufacturers.md
@@ -97,6 +97,7 @@ This is the official list of manufacturer ids (`manufacturer_id` in the target c
 |RAST|Racerstar|https://www.racerstar.com/|
 |RCTI|RCTimer|http://rctimer.com/|
 |RDMS|RadioMaster RC|https://www.radiomasterrc.com/|
+|RDMT|RadioMistress|https://www.radiomistress.com/|
 |RUSH|FPV Racing Rush|http://www.rushfpv.com/|
 |SJET|Shenzhen Jiufang Electronic Technology Co., Ltd.|https://www.jiufang-tech.com/|
 |SSAK|Dezhou Yingfei Intelligent Technology Co., Ltd.||