diff --git a/configs/imx6qdl_icore_mipi_defconfig b/configs/imx6qdl_icore_mipi_defconfig
index 3c55152..7cb5076 100644
--- a/configs/imx6qdl_icore_mipi_defconfig
+++ b/configs/imx6qdl_icore_mipi_defconfig
@@ -18,7 +18,6 @@ CONFIG_FIT_VERBOSE=y
 CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=arch/arm/mach-imx/spl_sd.cfg"
 CONFIG_BOOTDELAY=3
 CONFIG_SPL=y
-CONFIG_SPL_EXT_SUPPORT=y
 CONFIG_SPL_OS_BOOT=y
 CONFIG_HUSH_PARSER=y
 CONFIG_SYS_PROMPT="icorem6qdl-mipi> "
diff --git a/configs/imx6qdl_icore_mmc_defconfig b/configs/imx6qdl_icore_mmc_defconfig
index ddb3dc8..7cfad90 100644
--- a/configs/imx6qdl_icore_mmc_defconfig
+++ b/configs/imx6qdl_icore_mmc_defconfig
@@ -18,7 +18,6 @@ CONFIG_FIT_VERBOSE=y
 CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=arch/arm/mach-imx/spl_sd.cfg"
 CONFIG_BOOTDELAY=3
 CONFIG_SPL=y
-CONFIG_SPL_EXT_SUPPORT=y
 CONFIG_SPL_OS_BOOT=y
 CONFIG_HUSH_PARSER=y
 CONFIG_SYS_PROMPT="icorem6qdl> "
diff --git a/configs/imx6qdl_icore_rqs_defconfig b/configs/imx6qdl_icore_rqs_defconfig
index 5620ea7..664dffb 100644
--- a/configs/imx6qdl_icore_rqs_defconfig
+++ b/configs/imx6qdl_icore_rqs_defconfig
@@ -17,7 +17,6 @@ CONFIG_FIT_VERBOSE=y
 CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=arch/arm/mach-imx/spl_sd.cfg"
 CONFIG_BOOTDELAY=3
 CONFIG_SPL=y
-CONFIG_SPL_EXT_SUPPORT=y
 CONFIG_SPL_OS_BOOT=y
 CONFIG_HUSH_PARSER=y
 CONFIG_SYS_PROMPT="icorem6qdl-rqs> "
diff --git a/configs/imx6ul_geam_mmc_defconfig b/configs/imx6ul_geam_mmc_defconfig
index 159d4ce..2493c70 100644
--- a/configs/imx6ul_geam_mmc_defconfig
+++ b/configs/imx6ul_geam_mmc_defconfig
@@ -17,7 +17,6 @@ CONFIG_FIT_VERBOSE=y
 CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=arch/arm/mach-imx/spl_sd.cfg"
 CONFIG_BOOTDELAY=3
 CONFIG_SPL=y
-CONFIG_SPL_EXT_SUPPORT=y
 CONFIG_HUSH_PARSER=y
 CONFIG_SYS_PROMPT="geam6ul> "
 CONFIG_CRC32_VERIFY=y
diff --git a/configs/imx6ul_isiot_emmc_defconfig b/configs/imx6ul_isiot_emmc_defconfig
index d91b944..6e7de08 100644
--- a/configs/imx6ul_isiot_emmc_defconfig
+++ b/configs/imx6ul_isiot_emmc_defconfig
@@ -17,7 +17,6 @@ CONFIG_FIT_VERBOSE=y
 CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=arch/arm/mach-imx/spl_sd.cfg"
 CONFIG_BOOTDELAY=3
 CONFIG_SPL=y
-CONFIG_SPL_EXT_SUPPORT=y
 CONFIG_HUSH_PARSER=y
 CONFIG_SYS_PROMPT="isiotmx6ul> "
 CONFIG_CRC32_VERIFY=y