diff --git a/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey/ccimx6qpsbc/install_linux_fw_uuu.sh b/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey/ccimx6qpsbc/install_linux_fw_uuu.sh
index 17949a556..091be4fa4 100644
--- a/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey/ccimx6qpsbc/install_linux_fw_uuu.sh
+++ b/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey/ccimx6qpsbc/install_linux_fw_uuu.sh
@@ -90,8 +90,15 @@ echo "############################################################"
 # -b, -d, -n (booleans)
 # -i <image-name>
 # -u <u-boot-filename>
-while getopts 'bdhi:k:ntu:' c
+while getopts ':bdhi:k:ntu:' c
 do
+	if [ "${c}" = ":" ]; then
+		c="${OPTARG}"
+		unset OPTARG
+	elif echo "${OPTARG}" | grep -qs '^-'; then
+		OPTIND="$((OPTIND-1))"
+		unset OPTARG
+	fi
 	case $c in
 	b) BOOTCOUNT=true ;;
 	d) INSTALL_DUALBOOT=true && BOOTCOUNT=true ;;
diff --git a/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey/ccimx6sbc/install_linux_fw_uuu.sh b/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey/ccimx6sbc/install_linux_fw_uuu.sh
index d5e35171e..214fb4e6f 100644
--- a/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey/ccimx6sbc/install_linux_fw_uuu.sh
+++ b/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey/ccimx6sbc/install_linux_fw_uuu.sh
@@ -91,8 +91,15 @@ echo "############################################################"
 # -i <image-name>
 # -u <u-boot-filename>
 # -k <dek-blob-name>
-while getopts 'bdhi:k:ntu:' c
+while getopts ':bdhi:k:ntu:' c
 do
+	if [ "${c}" = ":" ]; then
+		c="${OPTARG}"
+		unset OPTARG
+	elif echo "${OPTARG}" | grep -qs '^-'; then
+		OPTIND="$((OPTIND-1))"
+		unset OPTARG
+	fi
 	case $c in
 	b) BOOTCOUNT=true ;;
 	d) INSTALL_DUALBOOT=true && BOOTCOUNT=true ;;
diff --git a/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey/ccimx6ul/install_linux_fw_uuu.sh b/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey/ccimx6ul/install_linux_fw_uuu.sh
index f3154a965..4df6795e7 100644
--- a/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey/ccimx6ul/install_linux_fw_uuu.sh
+++ b/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey/ccimx6ul/install_linux_fw_uuu.sh
@@ -99,8 +99,15 @@ echo "############################################################"
 # -i <image-name>
 # -u <u-boot-filename>
 # -k <dek-blob-name>
-while getopts 'bdhi:k:ntu:' c
+while getopts ':bdhi:k:ntu:' c
 do
+	if [ "${c}" = ":" ]; then
+		c="${OPTARG}"
+		unset OPTARG
+	elif echo "${OPTARG}" | grep -qs '^-'; then
+		OPTIND="$((OPTIND-1))"
+		unset OPTARG
+	fi
 	case $c in
 	b) BOOTCOUNT=true ;;
 	d) INSTALL_DUALBOOT=true && BOOTCOUNT=true ;;
diff --git a/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey/ccimx8m/install_linux_fw_uuu.sh b/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey/ccimx8m/install_linux_fw_uuu.sh
index 7b3f723d6..9d61627b2 100644
--- a/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey/ccimx8m/install_linux_fw_uuu.sh
+++ b/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey/ccimx8m/install_linux_fw_uuu.sh
@@ -91,8 +91,15 @@ echo "############################################################"
 # -i <image-name>
 # -u <u-boot-filename>
 # -k <dek-blob-name>
-while getopts 'bdhi:k:ntu:' c
+while getopts ':bdhi:k:ntu:' c
 do
+	if [ "${c}" = ":" ]; then
+		c="${OPTARG}"
+		unset OPTARG
+	elif echo "${OPTARG}" | grep -qs '^-'; then
+		OPTIND="$((OPTIND-1))"
+		unset OPTARG
+	fi
 	case $c in
 	b) BOOTCOUNT=true ;;
 	d) INSTALL_DUALBOOT=true && BOOTCOUNT=true ;;
diff --git a/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey/ccimx8x/install_linux_fw_uuu.sh b/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey/ccimx8x/install_linux_fw_uuu.sh
index b3cfb229d..c49db40a8 100644
--- a/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey/ccimx8x/install_linux_fw_uuu.sh
+++ b/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey/ccimx8x/install_linux_fw_uuu.sh
@@ -91,8 +91,15 @@ echo "############################################################"
 # -i <image-name>
 # -u <u-boot-filename>
 # -k <dek-blob-name>
-while getopts 'bdhi:k:ntu:' c
+while getopts ':bdhi:k:ntu:' c
 do
+	if [ "${c}" = ":" ]; then
+		c="${OPTARG}"
+		unset OPTARG
+	elif echo "${OPTARG}" | grep -qs '^-'; then
+		OPTIND="$((OPTIND-1))"
+		unset OPTARG
+	fi
 	case $c in
 	b) BOOTCOUNT=true ;;
 	d) INSTALL_DUALBOOT=true && BOOTCOUNT=true ;;
diff --git a/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey/ccimx93/install_linux_fw_uuu.sh b/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey/ccimx93/install_linux_fw_uuu.sh
index 8c945f43f..16a9315bd 100644
--- a/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey/ccimx93/install_linux_fw_uuu.sh
+++ b/meta-digi-arm/recipes-bsp/u-boot/u-boot-dey/ccimx93/install_linux_fw_uuu.sh
@@ -93,8 +93,15 @@ echo "############################################################"
 # -i <image-name>
 # -u <u-boot-filename>
 # -k <dek-blob-name>
-while getopts 'bdhti:nu:Uk:' c
+while getopts ':bdhti:nu:Uk:' c
 do
+	if [ "${c}" = ":" ]; then
+		c="${OPTARG}"
+		unset OPTARG
+	elif echo "${OPTARG}" | grep -qs '^-'; then
+		OPTIND="$((OPTIND-1))"
+		unset OPTARG
+	fi
 	case $c in
 	b) BOOTCOUNT=true ;;
 	d) INSTALL_DUALBOOT=true && BOOTCOUNT=true ;;