diff --git a/boards/arm/stm32f7/stm32f746g-disco/configs/netnsh/defconfig b/boards/arm/stm32f7/stm32f746g-disco/configs/netnsh/defconfig
index 310e27547e..302f71b1fe 100644
--- a/boards/arm/stm32f7/stm32f746g-disco/configs/netnsh/defconfig
+++ b/boards/arm/stm32f7/stm32f746g-disco/configs/netnsh/defconfig
@@ -18,6 +18,7 @@ CONFIG_ARMV7M_DCACHE=y
 CONFIG_ARMV7M_DCACHE_WRITETHROUGH=y
 CONFIG_ARMV7M_DTCM=y
 CONFIG_ARMV7M_ICACHE=y
+CONFIG_BOARD_LATE_INITIALIZE=y
 CONFIG_BOARD_LOOPSPERMSEC=43103
 CONFIG_BUILTIN=y
 CONFIG_DEBUG_SYMBOLS=y
diff --git a/boards/arm/stm32f7/stm32f769i-disco/configs/netnsh/defconfig b/boards/arm/stm32f7/stm32f769i-disco/configs/netnsh/defconfig
index d9f269a147..4a71193fad 100644
--- a/boards/arm/stm32f7/stm32f769i-disco/configs/netnsh/defconfig
+++ b/boards/arm/stm32f7/stm32f769i-disco/configs/netnsh/defconfig
@@ -19,6 +19,7 @@ CONFIG_ARMV7M_DCACHE_WRITETHROUGH=y
 CONFIG_ARMV7M_DTCM=y
 CONFIG_ARMV7M_ICACHE=y
 CONFIG_ARMV7M_LAZYFPU=y
+CONFIG_BOARD_LATE_INITIALIZE=y
 CONFIG_BOARD_LOOPSPERMSEC=43103
 CONFIG_BUILTIN=y
 CONFIG_ETH0_PHY_LAN8742A=y