diff --git a/targets/TARGET_STM/TARGET_STM32L1/flash_api.c b/targets/TARGET_STM/TARGET_STM32L1/flash_api.c
index b6cf57f82c..d6e06bfb2f 100644
--- a/targets/TARGET_STM/TARGET_STM32L1/flash_api.c
+++ b/targets/TARGET_STM/TARGET_STM32L1/flash_api.c
@@ -116,7 +116,8 @@ int32_t flash_program_page(flash_t *obj, uint32_t address,
     return 0;
 }
 
-uint32_t flash_get_sector_size(const flash_t *obj, uint32_t address) {
+uint32_t flash_get_sector_size(const flash_t *obj, uint32_t address) 
+{
     /*  considering 1 sector = 1 page */
     if ((address >= (FLASH_BASE + FLASH_SIZE)) || (address < FLASH_BASE)) {
         return MBED_FLASH_INVALID_SIZE;
@@ -125,16 +126,19 @@ uint32_t flash_get_sector_size(const flash_t *obj, uint32_t address) {
     }
 }
 
-uint32_t flash_get_page_size(const flash_t *obj) {
+uint32_t flash_get_page_size(const flash_t *obj)
+{
     /*  considering 1 sector = 1 page */
     return FLASH_PAGE_SIZE;
 }
 
-uint32_t flash_get_start_address(const flash_t *obj) {
+uint32_t flash_get_start_address(const flash_t *obj) 
+{
     return FLASH_BASE;
 }
 
-uint32_t flash_get_size(const flash_t *obj) {
+uint32_t flash_get_size(const flash_t *obj) 
+{
     return FLASH_SIZE;
 }