diff --git a/boards/boards_legacy/arm/weact_stm32g431_core/Kconfig.defconfig b/boards/boards_legacy/arm/weact_stm32g431_core/Kconfig.defconfig
deleted file mode 100644
index 25d65455013..00000000000
--- a/boards/boards_legacy/arm/weact_stm32g431_core/Kconfig.defconfig
+++ /dev/null
@@ -1,12 +0,0 @@
-#
-# Copyright (c) 2023 Andreas Sandberg
-#
-# SPDX-License-Identifier: Apache-2.0
-#
-
-if BOARD_WEACT_STM32G431_CORE
-
-config BOARD
-	default "weact_stm32g431_core"
-
-endif
diff --git a/boards/boards_legacy/arm/weact_stm32g431_core/Kconfig.board b/boards/weact/weact_stm32g431_core/Kconfig.weact_stm32g431_core
similarity index 59%
rename from boards/boards_legacy/arm/weact_stm32g431_core/Kconfig.board
rename to boards/weact/weact_stm32g431_core/Kconfig.weact_stm32g431_core
index 9886fd64702..2bd370e9311 100644
--- a/boards/boards_legacy/arm/weact_stm32g431_core/Kconfig.board
+++ b/boards/weact/weact_stm32g431_core/Kconfig.weact_stm32g431_core
@@ -1,9 +1,5 @@
-#
 # Copyright (c) 2023 Andreas Sandberg
-#
 # SPDX-License-Identifier: Apache-2.0
-#
 
 config BOARD_WEACT_STM32G431_CORE
-	bool "WeAct Studio STM32G431 Core Board"
-	depends on SOC_STM32G431XX
+	select SOC_STM32G431XX
diff --git a/boards/boards_legacy/arm/weact_stm32g431_core/board.cmake b/boards/weact/weact_stm32g431_core/board.cmake
similarity index 100%
rename from boards/boards_legacy/arm/weact_stm32g431_core/board.cmake
rename to boards/weact/weact_stm32g431_core/board.cmake
diff --git a/boards/weact/weact_stm32g431_core/board.yml b/boards/weact/weact_stm32g431_core/board.yml
new file mode 100644
index 00000000000..359e74ed0d7
--- /dev/null
+++ b/boards/weact/weact_stm32g431_core/board.yml
@@ -0,0 +1,5 @@
+board:
+  name: weact_stm32g431_core
+  vendor: weact
+  socs:
+    - name: stm32g431xx
diff --git a/boards/boards_legacy/arm/weact_stm32g431_core/doc/index.rst b/boards/weact/weact_stm32g431_core/doc/index.rst
similarity index 100%
rename from boards/boards_legacy/arm/weact_stm32g431_core/doc/index.rst
rename to boards/weact/weact_stm32g431_core/doc/index.rst
diff --git a/boards/boards_legacy/arm/weact_stm32g431_core/support/openocd.cfg b/boards/weact/weact_stm32g431_core/support/openocd.cfg
similarity index 100%
rename from boards/boards_legacy/arm/weact_stm32g431_core/support/openocd.cfg
rename to boards/weact/weact_stm32g431_core/support/openocd.cfg
diff --git a/boards/boards_legacy/arm/weact_stm32g431_core/weact_stm32g431_core.dts b/boards/weact/weact_stm32g431_core/weact_stm32g431_core.dts
similarity index 100%
rename from boards/boards_legacy/arm/weact_stm32g431_core/weact_stm32g431_core.dts
rename to boards/weact/weact_stm32g431_core/weact_stm32g431_core.dts
diff --git a/boards/boards_legacy/arm/weact_stm32g431_core/weact_stm32g431_core.yaml b/boards/weact/weact_stm32g431_core/weact_stm32g431_core.yaml
similarity index 100%
rename from boards/boards_legacy/arm/weact_stm32g431_core/weact_stm32g431_core.yaml
rename to boards/weact/weact_stm32g431_core/weact_stm32g431_core.yaml
diff --git a/boards/boards_legacy/arm/weact_stm32g431_core/weact_stm32g431_core_defconfig b/boards/weact/weact_stm32g431_core/weact_stm32g431_core_defconfig
similarity index 83%
rename from boards/boards_legacy/arm/weact_stm32g431_core/weact_stm32g431_core_defconfig
rename to boards/weact/weact_stm32g431_core/weact_stm32g431_core_defconfig
index 0c9d0e2a185..19919b198ca 100644
--- a/boards/boards_legacy/arm/weact_stm32g431_core/weact_stm32g431_core_defconfig
+++ b/boards/weact/weact_stm32g431_core/weact_stm32g431_core_defconfig
@@ -4,9 +4,6 @@
 # SPDX-License-Identifier: Apache-2.0
 #
 
-CONFIG_SOC_SERIES_STM32G4X=y
-CONFIG_SOC_STM32G431XX=y
-
 CONFIG_CLOCK_CONTROL=y
 CONFIG_PINCTRL=y