diff --git a/os/ex/ST/l3gd20.c b/os/ex/ST/l3gd20.c
index ee9ad4d48..3ed48ecf3 100644
--- a/os/ex/ST/l3gd20.c
+++ b/os/ex/ST/l3gd20.c
@@ -87,7 +87,7 @@
 #define  L3GD20_AD_INT1_TSH_ZL              ((uint8_t)0x37)
 #define  L3GD20_AD_INT1_DURATION            ((uint8_t)0x38)
 
-#define  L3GD20_CTRL_REG4_FS                ((uint8_t)0x30)
+#define  L3GD20_CTRL_REG4_FS_MASK           ((uint8_t)0x30)
 
 /*===========================================================================*/
 /* Driver exported variables.                                                */
@@ -299,7 +299,7 @@ static const struct L3GD20VMT vmt = {
 /**
  * @brief   Initializes an instance.
  *
- * @param[out] devp      pointer to the @p L3GD20Driver object
+ * @param[out] devp     pointer to the @p L3GD20Driver object
  *
  * @init
  */
@@ -316,8 +316,8 @@ void l3gd20ObjectInit(L3GD20Driver *devp) {
 /**
  * @brief   Configures and activates L3GD20 Complex Driver peripheral.
  *
- * @param[in] devp       pointer to the @p L3GD20Driver object
- * @param[in] config     pointer to the @p L3GD20Config object
+ * @param[in] devp      pointer to the @p L3GD20Driver object
+ * @param[in] config    pointer to the @p L3GD20Config object
  *
  * @api
  */
@@ -367,7 +367,7 @@ void l3gd20Start(L3GD20Driver *devp, const L3GD20Config *config) {
 /**
  * @brief   Deactivates the L3GD20 Complex Driver peripheral.
  *
- * @param[in] devp        pointer to the @p L3GD20Driver object
+ * @param[in] devp       pointer to the @p L3GD20Driver object
  *
  * @api
  */
diff --git a/os/ex/ST/l3gd20.h b/os/ex/ST/l3gd20.h
index a8249fcf9..bff6b7dd4 100644
--- a/os/ex/ST/l3gd20.h
+++ b/os/ex/ST/l3gd20.h
@@ -122,7 +122,7 @@
  * @{
  */
 /**
- * @brief  L3GD20 full scale
+ * @brief   L3GD20 full scale
  */
 typedef enum {
   L3GD20_FS_250DPS = 0x00,          /**< Full scale 250 degree per second.  */        
@@ -131,7 +131,7 @@ typedef enum {
 }l3gd20_fs_t;
 
 /**
- * @brief  L3GD20 output data rate and bandwidth
+ * @brief   L3GD20 output data rate and bandwidth
  */
 typedef enum {
   L3GD20_ODR_95HZ_FC_12_5 = 0x00,   /**< ODR 95 Hz, BW 12.5 Hz.             */       
@@ -165,7 +165,7 @@ typedef enum {
 }l3gd20_ae_t;
 
 /**
- * @brief  L3GD20 block data update
+ * @brief   L3GD20 block data update
  */
 typedef enum {
   L3GD20_BDU_CONTINOUS = 0x00,      /**< Block data continuously updated.   */         
@@ -173,7 +173,7 @@ typedef enum {
 }l3gd20_bdu_t;
 
 /**
- * @brief  L3GD20 endianness
+ * @brief   L3GD20 endianness
  */
 typedef enum {
   L3GD20_END_LITTLE = 0x00,         /**< Little endian.                     */