diff --git a/features/FEATURE_BLE/targets/TARGET_STM/stm32wb_HCIDriver.cpp b/features/FEATURE_BLE/targets/TARGET_STM/stm32wb_HCIDriver.cpp
index a1727adad9..18d108896e 100644
--- a/features/FEATURE_BLE/targets/TARGET_STM/stm32wb_HCIDriver.cpp
+++ b/features/FEATURE_BLE/targets/TARGET_STM/stm32wb_HCIDriver.cpp
@@ -37,6 +37,7 @@
 #include "app_conf.h"
 #include "otp.h"
 
+#define TRACE_GROUP "BLE_WB"
 
 /******************************************************************************
  * BLE config parameters