diff --git a/scripts/pkgdep.sh b/scripts/pkgdep.sh
index 5c87b040f..c87830b68 100755
--- a/scripts/pkgdep.sh
+++ b/scripts/pkgdep.sh
@@ -7,7 +7,7 @@ function usage()
 {
 	echo ""
 	echo "This script is intended to automate the installation of package dependencies to build SPDK."
-	echo "Please run this script as root user."
+	echo "Please run this script as root user or with sudo -E."
 	echo ""
 	echo "$0"
 	echo "  -h --help"
@@ -56,7 +56,7 @@ if [ -s /etc/redhat-release ]; then
 
 	yum install -y gcc gcc-c++ make CUnit-devel libaio-devel openssl-devel \
 		git astyle python-pycodestyle lcov python libuuid-devel \
-		sg3_utils libiscsi-devel pciutils
+		sg3_utils libiscsi-devel pciutils ShellCheck
 	# Additional (optional) dependencies for showing backtrace in logs
 	yum install -y libunwind-devel || true
 	# Additional dependencies for NVMe over Fabrics
@@ -76,7 +76,8 @@ if [ -s /etc/redhat-release ]; then
 elif [ -f /etc/debian_version ]; then
 	# Includes Ubuntu, Debian
 	apt-get install -y gcc g++ make libcunit1-dev libaio-dev libssl-dev \
-		git astyle pep8 lcov clang uuid-dev sg3-utils libiscsi-dev pciutils
+		git astyle pep8 lcov clang uuid-dev sg3-utils libiscsi-dev pciutils \
+		shellcheck
 	# Additional python style checker not available on ubuntu 16.04 or earlier.
 	apt-get install -y pycodestyle || true
 	# Additional (optional) dependencies for showing backtrace in logs
@@ -96,7 +97,8 @@ elif [ -f /etc/debian_version ]; then
 	apt-get install -y python3-paramiko
 elif [ -f /etc/SuSE-release ] || [ -f /etc/SUSE-brand ]; then
 	zypper install -y gcc gcc-c++ make cunit-devel libaio-devel libopenssl-devel \
-		git-core lcov python-base python-pycodestyle libuuid-devel sg3_utils pciutils
+		git-core lcov python-base python-pycodestyle libuuid-devel sg3_utils pciutils \
+		ShellCheck
 	# Additional (optional) dependencies for showing backtrace in logs
 	zypper install libunwind-devel || true
 	# Additional dependencies for NVMe over Fabrics