diff --git a/target/linux/realtek/rtl839x/config-6.12 b/target/linux/realtek/rtl839x/config-6.12
index 300d5a6a9a..c515afbf8a 100644
--- a/target/linux/realtek/rtl839x/config-6.12
+++ b/target/linux/realtek/rtl839x/config-6.12
@@ -191,6 +191,7 @@ CONFIG_NO_GENERIC_PCI_IOPORT_MAP=y
 CONFIG_NR_CPUS=2
 CONFIG_NVMEM=y
 CONFIG_NVMEM_LAYOUTS=y
+CONFIG_NVMEM_LAYOUT_U_BOOT_ENV=y
 CONFIG_OF=y
 CONFIG_OF_ADDRESS=y
 CONFIG_OF_EARLY_FLATTREE=y
diff --git a/target/linux/realtek/rtl930x_nand/config-6.12 b/target/linux/realtek/rtl930x_nand/config-6.12
index 5fa736be1f..473fa91b30 100644
--- a/target/linux/realtek/rtl930x_nand/config-6.12
+++ b/target/linux/realtek/rtl930x_nand/config-6.12
@@ -179,6 +179,7 @@ CONFIG_NO_GENERIC_PCI_IOPORT_MAP=y
 CONFIG_NR_CPUS=2
 CONFIG_NVMEM=y
 CONFIG_NVMEM_LAYOUTS=y
+CONFIG_NVMEM_LAYOUT_U_BOOT_ENV=y
 CONFIG_OF=y
 CONFIG_OF_ADDRESS=y
 CONFIG_OF_EARLY_FLATTREE=y
diff --git a/target/linux/realtek/rtl931x_nand/config-6.12 b/target/linux/realtek/rtl931x_nand/config-6.12
index 19797397b4..1642286ca7 100644
--- a/target/linux/realtek/rtl931x_nand/config-6.12
+++ b/target/linux/realtek/rtl931x_nand/config-6.12
@@ -190,6 +190,7 @@ CONFIG_NO_GENERIC_PCI_IOPORT_MAP=y
 CONFIG_NR_CPUS=4
 CONFIG_NVMEM=y
 CONFIG_NVMEM_LAYOUTS=y
+CONFIG_NVMEM_LAYOUT_U_BOOT_ENV=y
 CONFIG_OF=y
 CONFIG_OF_ADDRESS=y
 CONFIG_OF_EARLY_FLATTREE=y