diff --git a/configs/mt7981_emmc_rfb_defconfig b/configs/mt7981_emmc_rfb_defconfig
index 4832a22643..b3b37b6e5e 100644
--- a/configs/mt7981_emmc_rfb_defconfig
+++ b/configs/mt7981_emmc_rfb_defconfig
@@ -62,3 +62,4 @@ CONFIG_MTK_SERIAL=y
 CONFIG_FAT_WRITE=y
 CONFIG_HEXDUMP=y
 # CONFIG_EFI_LOADER is not set
+CONFIG_LMB_MAX_REGIONS=64
diff --git a/configs/mt7981_rfb_defconfig b/configs/mt7981_rfb_defconfig
index c397527887..b7ffb4dfa7 100644
--- a/configs/mt7981_rfb_defconfig
+++ b/configs/mt7981_rfb_defconfig
@@ -64,3 +64,4 @@ CONFIG_SPI=y
 CONFIG_DM_SPI=y
 CONFIG_MTK_SPIM=y
 CONFIG_HEXDUMP=y
+CONFIG_LMB_MAX_REGIONS=64
diff --git a/configs/mt7981_sd_rfb_defconfig b/configs/mt7981_sd_rfb_defconfig
index 17592dc22b..85be9bbc50 100644
--- a/configs/mt7981_sd_rfb_defconfig
+++ b/configs/mt7981_sd_rfb_defconfig
@@ -62,3 +62,4 @@ CONFIG_MTK_SERIAL=y
 CONFIG_FAT_WRITE=y
 CONFIG_HEXDUMP=y
 # CONFIG_EFI_LOADER is not set
+CONFIG_LMB_MAX_REGIONS=64
diff --git a/configs/mt7986_rfb_defconfig b/configs/mt7986_rfb_defconfig
index 1363f9dc6d..ac91c93efb 100644
--- a/configs/mt7986_rfb_defconfig
+++ b/configs/mt7986_rfb_defconfig
@@ -64,3 +64,4 @@ CONFIG_SPI=y
 CONFIG_DM_SPI=y
 CONFIG_MTK_SPIM=y
 CONFIG_HEXDUMP=y
+CONFIG_LMB_MAX_REGIONS=64
diff --git a/configs/mt7986a_bpir3_emmc_defconfig b/configs/mt7986a_bpir3_emmc_defconfig
index 354159df9b..2d4876f299 100644
--- a/configs/mt7986a_bpir3_emmc_defconfig
+++ b/configs/mt7986a_bpir3_emmc_defconfig
@@ -62,3 +62,4 @@ CONFIG_MTK_SERIAL=y
 CONFIG_FAT_WRITE=y
 CONFIG_HEXDUMP=y
 # CONFIG_EFI_LOADER is not set
+CONFIG_LMB_MAX_REGIONS=64
diff --git a/configs/mt7986a_bpir3_sd_defconfig b/configs/mt7986a_bpir3_sd_defconfig
index db7ef98d80..08edfe7ac4 100644
--- a/configs/mt7986a_bpir3_sd_defconfig
+++ b/configs/mt7986a_bpir3_sd_defconfig
@@ -62,3 +62,4 @@ CONFIG_MTK_SERIAL=y
 CONFIG_FAT_WRITE=y
 CONFIG_HEXDUMP=y
 # CONFIG_EFI_LOADER is not set
+CONFIG_LMB_MAX_REGIONS=64