diff --git a/companion/src/firmwares/edgetx/yaml_moduledata.cpp b/companion/src/firmwares/edgetx/yaml_moduledata.cpp
index 88b10f0b6..2d2126fd7 100644
--- a/companion/src/firmwares/edgetx/yaml_moduledata.cpp
+++ b/companion/src/firmwares/edgetx/yaml_moduledata.cpp
@@ -89,7 +89,7 @@ static const YamlLookupTable r9mLut = {
 static const YamlLookupTable dsmLut = {
   { 0, "LP45" },
   { 1, "DSM2" },
-  { 3, "DSMX" },
+  { 2, "DSMX" },
 };
 
 static const YamlLookupTable failsafeLut = {