diff --git a/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32L1/TARGET_NZ32SC151/stm32l1xx.h b/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32L1/TARGET_NZ32SC151/stm32l1xx.h
index 2ad3d8fb86..6ad1a59632 100644
--- a/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32L1/TARGET_NZ32SC151/stm32l1xx.h
+++ b/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32L1/TARGET_NZ32SC151/stm32l1xx.h
@@ -73,12 +73,12 @@
 //0 = B10/B11
 //1 = A2/A3
 #if !defined  (MX_DEFAULT_SERIAL_PINS)
-#define MX_DEFAULT_SERIAL_PINS   0          // Use B10/B11 for default serial port, in stead of A2/A3
+#define MX_DEFAULT_SERIAL_PINS   0          /*!< Use B10/B11 for default serial port, in stead of A2/A3 */
 #endif
 
 //MODTRONIX END ///////////////////////////////////////////////////////////////
 
-/* Uncomment the line below according to the target STM32L device used in your
+/* Uncomment the line below according to the target STM32L device used in your 
    application 
   */