diff --git a/arch/arm/soc/st_stm32/stm32l4/Kconfig.defconfig.stm32l476xx b/arch/arm/soc/st_stm32/stm32l4/Kconfig.defconfig.stm32l476xx
index 676cc6c67f4..83fc01e7c95 100644
--- a/arch/arm/soc/st_stm32/stm32l4/Kconfig.defconfig.stm32l476xx
+++ b/arch/arm/soc/st_stm32/stm32l4/Kconfig.defconfig.stm32l476xx
@@ -6,7 +6,7 @@
 # SPDX-License-Identifier: Apache-2.0
 #
 
-if SOC_STM32L476XX
+if SOC_STM32L476XG
 
 config SOC
 	string
@@ -16,5 +16,4 @@ config NUM_IRQS
 	int
 	default 82
 
-endif # SOC_STM32L476XX
-
+endif # SOC_STM32L476XG
diff --git a/arch/arm/soc/st_stm32/stm32l4/Kconfig.soc b/arch/arm/soc/st_stm32/stm32l4/Kconfig.soc
index 63d1c2de825..cac04105776 100644
--- a/arch/arm/soc/st_stm32/stm32l4/Kconfig.soc
+++ b/arch/arm/soc/st_stm32/stm32l4/Kconfig.soc
@@ -10,8 +10,8 @@ choice
 prompt "STM32L4x MCU Selection"
 depends on SOC_SERIES_STM32L4X
 
-config SOC_STM32L476XX
-	bool "STM32L476XX"
+config SOC_STM32L476XG
+	bool "STM32L476XG"
 	select HAS_STM32CUBE
 
 config SOC_STM32L432XC
diff --git a/boards/arm/nucleo_l476rg/Kconfig.board b/boards/arm/nucleo_l476rg/Kconfig.board
index 27db7c33b55..91771332dbf 100644
--- a/boards/arm/nucleo_l476rg/Kconfig.board
+++ b/boards/arm/nucleo_l476rg/Kconfig.board
@@ -8,4 +8,4 @@
 
 config BOARD_NUCLEO_L476RG
 	bool "Nucleo L476RG Development Board"
-	depends on SOC_STM32L476XX
+	depends on SOC_STM32L476XG
diff --git a/boards/arm/nucleo_l476rg/nucleo_l476rg_defconfig b/boards/arm/nucleo_l476rg/nucleo_l476rg_defconfig
index 7bb2cd984c1..edc7e9364c6 100644
--- a/boards/arm/nucleo_l476rg/nucleo_l476rg_defconfig
+++ b/boards/arm/nucleo_l476rg/nucleo_l476rg_defconfig
@@ -2,7 +2,7 @@ CONFIG_ARM=y
 CONFIG_BOARD_STM32_NUCLEO_L476RG=y
 CONFIG_SOC_FAMILY_STM32=y
 CONFIG_SOC_SERIES_STM32L4X=y
-CONFIG_SOC_STM32L476XX=y
+CONFIG_SOC_STM32L476XG=y
 CONFIG_CORTEX_M_SYSTICK=y
 # 80MHz system clock
 CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=80000000
diff --git a/dts/arm/st/mem.h b/dts/arm/st/mem.h
index be926c8c67e..145fe1065be 100644
--- a/dts/arm/st/mem.h
+++ b/dts/arm/st/mem.h
@@ -36,7 +36,7 @@
 #elif defined(CONFIG_SOC_STM32L475XG)
 #define DT_FLASH_SIZE		__SIZE_K(1024)
 #define DT_SRAM_SIZE		__SIZE_K(96)
-#elif defined(CONFIG_SOC_STM32L476XX)
+#elif defined(CONFIG_SOC_STM32L476XG)
 #define DT_FLASH_SIZE		__SIZE_K(1024)
 #define DT_SRAM_SIZE		__SIZE_K(96)
 #elif defined(CONFIG_SOC_STM32L432XC)
diff --git a/samples/basic/blink_led/src/main.c b/samples/basic/blink_led/src/main.c
index 77a47dcf383..42f8086ffef 100644
--- a/samples/basic/blink_led/src/main.c
+++ b/samples/basic/blink_led/src/main.c
@@ -15,7 +15,7 @@
 #include <device.h>
 #include <pwm.h>
 
-#if defined(CONFIG_SOC_STM32F401XE) || defined(CONFIG_SOC_STM32L476XX)
+#if defined(CONFIG_SOC_STM32F401XE) || defined(CONFIG_SOC_STM32L476XG)
 #define PWM_DRIVER CONFIG_PWM_STM32_2_DEV_NAME
 #define PWM_CHANNEL 1
 #elif CONFIG_SOC_STM32F103XB
diff --git a/samples/basic/fade_led/src/main.c b/samples/basic/fade_led/src/main.c
index bfdaa9279d1..d6a09e46c23 100644
--- a/samples/basic/fade_led/src/main.c
+++ b/samples/basic/fade_led/src/main.c
@@ -15,7 +15,7 @@
 #include <device.h>
 #include <pwm.h>
 
-#if defined(CONFIG_SOC_STM32F401XE) || defined(CONFIG_SOC_STM32L476XX)
+#if defined(CONFIG_SOC_STM32F401XE) || defined(CONFIG_SOC_STM32L476XG)
 #define PWM_DRIVER CONFIG_PWM_STM32_2_DEV_NAME
 #define PWM_CHANNEL 1
 #elif CONFIG_SOC_STM32F103XB