diff --git a/mbed-pinmap_stm32.c b/mbed-pinmap_stm32.c
index 4c9ef62..8d80fb2 100644
--- a/mbed-pinmap_stm32.c
+++ b/mbed-pinmap_stm32.c
@@ -44,7 +44,6 @@
 #ifdef __ARM_STM32F411__
 #include "mbed-pinmap.h"
 #include "mbed-PortNames_stm32.h"
-#include "mbed-mbed_error.h"
 
 // GPIO mode look-up table
 static const uint32_t gpio_mode[13] = {
@@ -129,7 +128,6 @@ uint32_t Set_GPIO_Clock(uint32_t port_idx)
             break;
 #endif
         default:
-            error("Pinmap error: wrong port number.");
             break;
     }
     return gpio_add;
diff --git a/mbed-serial_api_stm32.c b/mbed-serial_api_stm32.c
index 5f90639..8dbbdec 100644
--- a/mbed-serial_api_stm32.c
+++ b/mbed-serial_api_stm32.c
@@ -52,7 +52,6 @@
 #include "mbed-pinmap.h"
 #include <string.h>
 #include "mbed-PeripheralPins_stm32.h"
-#include "mbed-mbed_error.h"
 
 #define UART_NUM (8)
 
@@ -84,7 +83,6 @@ static void mbed_init_uart(serial_t *obj)
     }
 
     if (HAL_UART_Init(&UartHandle) != HAL_OK) {
-        error("Cannot initialize UART");
     }
 }