diff --git a/targets/TARGET_STM/TARGET_STM32L4/TARGET_STM32L452xE/TARGET_NUCLEO_L452RE_P/PeripheralPins.c b/targets/TARGET_STM/TARGET_STM32L4/TARGET_STM32L452xE/TARGET_NUCLEO_L452RE_P/PeripheralPins.c
index 92cdf8990a..cef7824a58 100644
--- a/targets/TARGET_STM/TARGET_STM32L4/TARGET_STM32L452xE/TARGET_NUCLEO_L452RE_P/PeripheralPins.c
+++ b/targets/TARGET_STM/TARGET_STM32L4/TARGET_STM32L452xE/TARGET_NUCLEO_L452RE_P/PeripheralPins.c
@@ -170,12 +170,12 @@ MBED_WEAK const PinMap PinMap_PWM[] = {
 MBED_WEAK const PinMap PinMap_UART_TX[] = {
     {PA_0,       UART_4,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_UART4)},
     {PA_2,       UART_2,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART2)}, // Connected to STDIO_UART_TX
-    {PA_2_ALT0,  LPUART_1,STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_LPUART1)}, // Connected to STDIO_UART_TX
+    {PA_2_ALT0,  LPUART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_LPUART1)}, // Connected to STDIO_UART_TX
     {PA_9,       UART_1,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART1)},
     {PB_6,       UART_1,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART1)},
     {PB_10,      UART_3,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART3)},
-    {PB_11,      LPUART_1,STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_LPUART1)},
-    {PC_1,       LPUART_1,STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_LPUART1)},
+    {PB_11,      LPUART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_LPUART1)},
+    {PC_1,       LPUART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_LPUART1)},
     {PC_4,       UART_3,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART3)},
     {PC_10,      UART_3,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART3)},
     {PC_10_ALT0, UART_4,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_UART4)},
@@ -185,13 +185,13 @@ MBED_WEAK const PinMap PinMap_UART_TX[] = {
 MBED_WEAK const PinMap PinMap_UART_RX[] = {
     {PA_1,       UART_4,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_UART4)},
     {PA_3,       UART_2,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART2)}, // Connected to STDIO_UART_RX
-    {PA_3_ALT0,  LPUART_1,STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_LPUART1)}, // Connected to STDIO_UART_RX
+    {PA_3_ALT0,  LPUART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_LPUART1)}, // Connected to STDIO_UART_RX
     {PA_10,      UART_1,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART1)},
     {PA_15,      UART_2,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF3_USART2)},
     {PB_7,       UART_1,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART1)},
-    {PB_10,      LPUART_1,STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_LPUART1)},
+    {PB_10,      LPUART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_LPUART1)},
     {PB_11,      UART_3,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART3)},
-    {PC_0,       LPUART_1,STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_LPUART1)},
+    {PC_0,       LPUART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_LPUART1)},
     {PC_11,      UART_3,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART3)},
     {PC_11_ALT0, UART_4,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_UART4)},
     {NC, NC, 0}
@@ -203,9 +203,9 @@ MBED_WEAK const PinMap PinMap_UART_RTS[] = {
     {PA_15,      UART_3,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART3)},
     {PA_15_ALT0, UART_4,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_UART4)},
     {PB_1,       UART_3,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART3)},
-    {PB_1_ALT0,  LPUART_1,STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_LPUART1)},
+    {PB_1_ALT0,  LPUART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_LPUART1)},
     {PB_3,       UART_1,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART1)},
-    {PB_12,      LPUART_1,STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_LPUART1)},
+    {PB_12,      LPUART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_LPUART1)},
     {PB_14,      UART_3,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART3)},
     {NC, NC, 0}
 };
@@ -213,12 +213,12 @@ MBED_WEAK const PinMap PinMap_UART_RTS[] = {
 MBED_WEAK const PinMap PinMap_UART_CTS[] = {
     {PA_0,       UART_2,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART2)},
     {PA_6,       UART_3,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART3)}, // Connected to SMPS_PG [ADP5301ACBZ_OUTOK]
-    {PA_6_ALT0,  LPUART_1,STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_LPUART1)}, // Connected to SMPS_PG [ADP5301ACBZ_OUTOK]
+    {PA_6_ALT0,  LPUART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_LPUART1)}, // Connected to SMPS_PG [ADP5301ACBZ_OUTOK]
     {PA_11,      UART_1,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART1)},
     {PB_4,       UART_1,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART1)},
     {PB_7,       UART_4,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_UART4)},
     {PB_13,      UART_3,  STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART3)}, // Connected to LD4 [green Led]
-    {PB_13_ALT0, LPUART_1,STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_LPUART1)}, // Connected to LD4 [green Led]
+    {PB_13_ALT0, LPUART_1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF8_LPUART1)}, // Connected to LD4 [green Led]
     {NC, NC, 0}
 };
 
diff --git a/targets/TARGET_STM/TARGET_STM32L4/TARGET_STM32L4S5xI/TARGET_B_L4S5I_IOT01A/PinNames.h b/targets/TARGET_STM/TARGET_STM32L4/TARGET_STM32L4S5xI/TARGET_B_L4S5I_IOT01A/PinNames.h
index 0b92191285..f130662ac1 100644
--- a/targets/TARGET_STM/TARGET_STM32L4/TARGET_STM32L4S5xI/TARGET_B_L4S5I_IOT01A/PinNames.h
+++ b/targets/TARGET_STM/TARGET_STM32L4/TARGET_STM32L4S5xI/TARGET_B_L4S5I_IOT01A/PinNames.h
@@ -234,7 +234,7 @@ typedef enum {
     SYS_WKUP4 = PA_2,
     SYS_WKUP5 = PC_5,
 
-   /**** QSPI FLASH pins ****/
+    /**** QSPI FLASH pins ****/
     QSPI_FLASH1_IO0 = PE_12,
     QSPI_FLASH1_IO1 = PE_13,
     QSPI_FLASH1_IO2 = PE_14,
diff --git a/targets/TARGET_STM/TARGET_STM32L4/us_ticker_data.h b/targets/TARGET_STM/TARGET_STM32L4/us_ticker_data.h
index 42d9bad21e..fa83d6b2a0 100644
--- a/targets/TARGET_STM/TARGET_STM32L4/us_ticker_data.h
+++ b/targets/TARGET_STM/TARGET_STM32L4/us_ticker_data.h
@@ -19,7 +19,7 @@
 #define __US_TICKER_DATA_H
 
 #ifdef __cplusplus
- extern "C" {
+extern "C" {
 #endif
 
 #include "stm32l4xx.h"