diff --git a/targets/TARGET_STM/TARGET_STM32L1/common_objects.h b/targets/TARGET_STM/TARGET_STM32L1/common_objects.h
index 9de4311729..844e0f5b25 100644
--- a/targets/TARGET_STM/TARGET_STM32L1/common_objects.h
+++ b/targets/TARGET_STM/TARGET_STM32L1/common_objects.h
@@ -109,6 +109,7 @@ struct i2c_s {
     uint8_t available_events;
 #endif
 };
+
 struct flash_s {
     /*  nothing to be stored for now */
     uint32_t dummy;