diff --git a/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_NUCLEO_L053R8/stm32l0xx_hal_rcc.h b/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_NUCLEO_L053R8/stm32l0xx_hal_rcc.h
index ca264cce70..8950223f60 100644
--- a/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_NUCLEO_L053R8/stm32l0xx_hal_rcc.h
+++ b/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_NUCLEO_L053R8/stm32l0xx_hal_rcc.h
@@ -1110,7 +1110,7 @@ typedef struct
   */
 
 /* Include RCC HAL Extension module */
-#include "stm32L0xx_hal_rcc_ex.h"
+#include "stm32l0xx_hal_rcc_ex.h"
 
 /* Exported functions --------------------------------------------------------*/
 /* Initialization and de-initialization methods  ******************************/
diff --git a/libraries/mbed/targets/hal/TARGET_STM/TARGET_NUCLEO_L053R8/analogout_api.c b/libraries/mbed/targets/hal/TARGET_STM/TARGET_NUCLEO_L053R8/analogout_api.c
index 02a3057320..1e81a42d51 100644
--- a/libraries/mbed/targets/hal/TARGET_STM/TARGET_NUCLEO_L053R8/analogout_api.c
+++ b/libraries/mbed/targets/hal/TARGET_STM/TARGET_NUCLEO_L053R8/analogout_api.c
@@ -58,7 +58,7 @@ void analogout_init(dac_t *obj, PinName pin) {
     pinmap_pinout(pin, PinMap_DAC);
 
     // Save the channel for future use
-    obj->channel = pin;
+    obj->pin = pin;
 
     // Enable DAC clock
     __DAC_CLK_ENABLE();
@@ -67,9 +67,7 @@ void analogout_init(dac_t *obj, PinName pin) {
     sConfig.DAC_Trigger      = DAC_TRIGGER_NONE;
     sConfig.DAC_OutputBuffer = DAC_OUTPUTBUFFER_DISABLE;
 
-    //if (pin == PA_4) {
     HAL_DAC_ConfigChannel(&DacHandle, &sConfig, DAC_CHANNEL_1);
-    //}
 
     analogout_write_u16(obj, 0);
 }
@@ -81,20 +79,16 @@ void analogout_free(dac_t *obj) {
     __DAC_CLK_DISABLE();
 
     // Configure GPIO
-    pin_function(obj->channel, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0));
+    pin_function(obj->pin, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, 0));
 }
 
 static inline void dac_write(dac_t *obj, uint16_t value) {
-    //if (obj->channel == PA_4) {
     HAL_DAC_SetValue(&DacHandle, DAC_CHANNEL_1, DAC_ALIGN_12B_R, value);
     HAL_DAC_Start(&DacHandle, DAC_CHANNEL_1);
-    //}
 }
 
 static inline int dac_read(dac_t *obj) {
-    //if (obj->channel == PA_4) {
     return (int)HAL_DAC_GetValue(&DacHandle, DAC_CHANNEL_1);
-    //}
 }
 
 void analogout_write(dac_t *obj, float value) {
diff --git a/libraries/mbed/targets/hal/TARGET_STM/TARGET_NUCLEO_L053R8/objects.h b/libraries/mbed/targets/hal/TARGET_STM/TARGET_NUCLEO_L053R8/objects.h
index dde3f75641..b5065b6066 100644
--- a/libraries/mbed/targets/hal/TARGET_STM/TARGET_NUCLEO_L053R8/objects.h
+++ b/libraries/mbed/targets/hal/TARGET_STM/TARGET_NUCLEO_L053R8/objects.h
@@ -61,7 +61,7 @@ struct analogin_s {
 
 struct dac_s {
     DACName dac;
-    PinName channel;
+    PinName pin;
 };
 
 struct serial_s {