diff --git a/src/main/fc/settings.yaml b/src/main/fc/settings.yaml
index edd423607ac..d8eae692041 100644
--- a/src/main/fc/settings.yaml
+++ b/src/main/fc/settings.yaml
@@ -202,7 +202,7 @@ tables:
     values: ["GENERIC", "ELRS", "SIK"]
     enum: mavlinkRadio_e
   - name: default_altitude_source
-    values: ["GPS", "BARO", "GPS ONLY", "BARO ONLY"]
+    values: ["GPS", "BARO", "GPS_ONLY", "BARO_ONLY"]
     enum: navDefaultAltitudeSensor_e
 
 constants: