diff --git a/features/FEATURE_BLE/ble/GattCharacteristic.h b/features/FEATURE_BLE/ble/GattCharacteristic.h
index c4cf377bcf..0f8489dc4c 100644
--- a/features/FEATURE_BLE/ble/GattCharacteristic.h
+++ b/features/FEATURE_BLE/ble/GattCharacteristic.h
@@ -701,12 +701,12 @@ public:
         /**
          * Magnetic flux, weber.
          */
-        BLE_GATT_UNIT_MAGNETIC_FLEX_WEBER = 0x272C,
+        BLE_GATT_UNIT_MAGNETIC_FLUX_WEBER = 0x272C,
 
         /**
          * Magnetic flux density, tesla.
          */
-        BLE_GATT_UNIT_MAGNETIC_FLEX_DENSITY_TESLA = 0x272D,
+        BLE_GATT_UNIT_MAGNETIC_FLUX_DENSITY_TESLA = 0x272D,
 
         /**
          * Inductance, henry.