diff --git a/meta-digi-arm/conf/machine/ccimx6ulsbc.conf b/meta-digi-arm/conf/machine/ccimx6ulsbc.conf
index f3448a6e5..224813415 100644
--- a/meta-digi-arm/conf/machine/ccimx6ulsbc.conf
+++ b/meta-digi-arm/conf/machine/ccimx6ulsbc.conf
@@ -7,7 +7,8 @@ include conf/machine/include/ccimx6ul.inc
 
 # U-Boot configurations
 # Last one is the default (the one the symlinks point at)
-UBOOT_CONFIG ??= "ccimx6ulsbc"
+UBOOT_CONFIG ??= "ccimx6ulsbc1GB ccimx6ulsbc"
+UBOOT_CONFIG[ccimx6ulsbc1GB] = "ccimx6ulsbc1GB_defconfig"
 UBOOT_CONFIG[ccimx6ulsbc] = "ccimx6ulsbc_defconfig"
 
 KERNEL_DEVICETREE ?= " \
diff --git a/meta-digi-arm/conf/machine/ccimx6ulstarter.conf b/meta-digi-arm/conf/machine/ccimx6ulstarter.conf
index 184b980a8..317b38ee5 100644
--- a/meta-digi-arm/conf/machine/ccimx6ulstarter.conf
+++ b/meta-digi-arm/conf/machine/ccimx6ulstarter.conf
@@ -7,7 +7,8 @@ include conf/machine/include/ccimx6ul.inc
 
 # U-Boot configurations
 # Last one is the default (the one the symlinks point at)
-UBOOT_CONFIG ??= "ccimx6ulstarter"
+UBOOT_CONFIG ??= "ccimx6ulstarter1GB ccimx6ulstarter"
+UBOOT_CONFIG[ccimx6ulstarter1GB] = "ccimx6ulstarter1GB_defconfig"
 UBOOT_CONFIG[ccimx6ulstarter] = "ccimx6ulstarter_defconfig"
 
 KERNEL_DEVICETREE ?= " \
diff --git a/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey-2015.04/ccimx6ulsbc/install_linux_fw_sd.txt b/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey-2015.04/ccimx6ulsbc/install_linux_fw_sd.txt
index 2240940a9..45907a03c 100644
--- a/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey-2015.04/ccimx6ulsbc/install_linux_fw_sd.txt
+++ b/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey-2015.04/ccimx6ulsbc/install_linux_fw_sd.txt
@@ -19,8 +19,36 @@ if test $? -eq 1; then
 	exit;
 fi
 
+# Determine U-Boot file to program basing on module variant
+if test -n "${module_variant}"; then
+	if test "${module_variant}" = "0x02" || test "${module_variant}" = "0x03"; then
+		setenv INSTALL_UBOOT_FILENAME u-boot-ccimx6ulsbc.imx;
+	elif test "${module_variant}" = "0x04"; then
+		setenv INSTALL_UBOOT_FILENAME u-boot-ccimx6ulsbc1GB.imx;
+	fi
+fi
+# Use 'test -n ...' because 'test -z ...' does not work well on old versions of
+# u-boot when the checked value is empty.
+if test -n "${INSTALL_UBOOT_FILENAME}"; then
+	true;
+else
+	echo "";
+	echo "[ERROR] Cannot determine U-Boot file for this module!";
+	echo "";
+	echo "1. Set variable 'INSTALL_UBOOT_FILENAME' depending on your ConnectCore 6UL variant:";
+	echo "   - For a SOM with 1GB DDR3, run:";
+	echo "     => setenv INSTALL_UBOOT_FILENAME u-boot-ccimx6ulsbc1GB.imx";
+	echo "   - For a SOM with 256MB DDR3, run:";
+	echo "     => setenv INSTALL_UBOOT_FILENAME u-boot-ccimx6ulsbc.imx";
+	echo "";
+	echo "2. Run the install script again.";
+	echo "";
+	echo "Aborted";
+	echo "";
+	exit;
+fi;
+
 setenv INSTALL_MMCDEV 0
-setenv INSTALL_UBOOT_FILENAME u-boot-ccimx6ulsbc.imx
 setenv INSTALL_LINUX_FILENAME dey-image-qt-##GRAPHICAL_BACKEND##-ccimx6ulsbc.boot.ubifs
 setenv INSTALL_RECOVERY_FILENAME dey-image-qt-##GRAPHICAL_BACKEND##-ccimx6ulsbc.recovery.ubifs
 setenv INSTALL_ROOTFS_FILENAME dey-image-qt-##GRAPHICAL_BACKEND##-ccimx6ulsbc.ubifs
diff --git a/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey-2015.04/ccimx6ulstarter/install_linux_fw_sd.txt b/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey-2015.04/ccimx6ulstarter/install_linux_fw_sd.txt
index 24ba14447..9720807f2 100644
--- a/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey-2015.04/ccimx6ulstarter/install_linux_fw_sd.txt
+++ b/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey-2015.04/ccimx6ulstarter/install_linux_fw_sd.txt
@@ -19,8 +19,36 @@ if test $? -eq 1; then
 	exit;
 fi
 
+# Determine U-Boot file to program basing on module variant
+if test -n "${module_variant}"; then
+	if test "${module_variant}" = "0x02" || test "${module_variant}" = "0x03"; then
+		setenv INSTALL_UBOOT_FILENAME u-boot-ccimx6ulstarter.imx;
+	elif test "${module_variant}" = "0x04"; then
+		setenv INSTALL_UBOOT_FILENAME u-boot-ccimx6ulstarter1GB.imx;
+	fi
+fi
+# Use 'test -n ...' because 'test -z ...' does not work well on old versions of
+# u-boot when the checked value is empty.
+if test -n "${INSTALL_UBOOT_FILENAME}"; then
+	true;
+else
+	echo "";
+	echo "[ERROR] Cannot determine U-Boot file for this module!";
+	echo "";
+	echo "1. Set variable 'INSTALL_UBOOT_FILENAME' depending on your ConnectCore 6UL variant:";
+	echo "   - For a SOM with 1GB DDR3, run:";
+	echo "     => setenv INSTALL_UBOOT_FILENAME u-boot-ccimx6ulstarter1GB.imx";
+	echo "   - For a SOM with 256MB DDR3, run:";
+	echo "     => setenv INSTALL_UBOOT_FILENAME u-boot-ccimx6ulstarter.imx";
+	echo "";
+	echo "2. Run the install script again.";
+	echo "";
+	echo "Aborted";
+	echo "";
+	exit;
+fi;
+
 setenv INSTALL_MMCDEV 0
-setenv INSTALL_UBOOT_FILENAME u-boot-ccimx6ulstarter.imx
 setenv INSTALL_LINUX_FILENAME core-image-base-ccimx6ulstarter.boot.ubifs
 setenv INSTALL_RECOVERY_FILENAME core-image-base-ccimx6ulstarter.recovery.ubifs
 setenv INSTALL_ROOTFS_FILENAME core-image-base-ccimx6ulstarter.ubifs