diff --git a/build-docker.sh b/build-docker.sh
index c969ba2884..cb30c52eb9 100755
--- a/build-docker.sh
+++ b/build-docker.sh
@@ -15,6 +15,7 @@ fi
 set -e
 
 if [ -f config ]; then
+	# shellcheck disable=SC1091
 	source config
 fi
 
diff --git a/build.sh b/build.sh
index c41a87fcdb..084d5c6703 100755
--- a/build.sh
+++ b/build.sh
@@ -203,8 +203,8 @@ if [[ ! "$FIRST_USER_NAME" =~ ^[a-z][-a-z0-9_]*$ ]]; then
 	exit 1
 fi
 
-if [[ -n "${APT_PROXY}" ]] && ! curl --silent ${APT_PROXY} >/dev/null ; then
-	echo "Could not reach APT_PROXY server:" ${APT_PROXY}
+if [[ -n "${APT_PROXY}" ]] && ! curl --silent "${APT_PROXY}" >/dev/null ; then
+	echo "Could not reach APT_PROXY server: ${APT_PROXY}"
 	exit 1
 fi
 
diff --git a/export-image/04-finalise/01-run.sh b/export-image/04-finalise/01-run.sh
index c33de6dec4..8a2d24952f 100755
--- a/export-image/04-finalise/01-run.sh
+++ b/export-image/04-finalise/01-run.sh
@@ -50,17 +50,19 @@ cp "$ROOTFS_DIR/etc/rpi-issue" "$INFO_FILE"
 
 
 {
-	firmware=$(zgrep "firmware as of" \
-		"$ROOTFS_DIR/usr/share/doc/raspberrypi-kernel/changelog.Debian.gz" | \
-		head -n1 | sed  -n 's|.* \([^ ]*\)$|\1|p')
-	printf "\nFirmware: https://github.com/raspberrypi/firmware/tree/%s\n" "$firmware"
+	if [ -f "$ROOTFS_DIR/usr/share/doc/raspberrypi-kernel/changelog.Debian.gz" ]; then
+		firmware=$(zgrep "firmware as of" \
+			"$ROOTFS_DIR/usr/share/doc/raspberrypi-kernel/changelog.Debian.gz" | \
+			head -n1 | sed  -n 's|.* \([^ ]*\)$|\1|p')
+		printf "\nFirmware: https://github.com/raspberrypi/firmware/tree/%s\n" "$firmware"
 
-	kernel="$(curl -s -L "https://github.com/raspberrypi/firmware/raw/$firmware/extra/git_hash")"
-	printf "Kernel: https://github.com/raspberrypi/linux/tree/%s\n" "$kernel"
+		kernel="$(curl -s -L "https://github.com/raspberrypi/firmware/raw/$firmware/extra/git_hash")"
+		printf "Kernel: https://github.com/raspberrypi/linux/tree/%s\n" "$kernel"
 
-	uname="$(curl -s -L "https://github.com/raspberrypi/firmware/raw/$firmware/extra/uname_string7")"
+		uname="$(curl -s -L "https://github.com/raspberrypi/firmware/raw/$firmware/extra/uname_string7")"
+		printf "Uname string: %s\n" "$uname"
+	fi
 
-	printf "Uname string: %s\n" "$uname"
 	printf "\nPackages:\n"
 	dpkg -l --root "$ROOTFS_DIR"
 } >> "$INFO_FILE"
diff --git a/export-image/prerun.sh b/export-image/prerun.sh
index 7345792cdb..7e0d1eb3c1 100755
--- a/export-image/prerun.sh
+++ b/export-image/prerun.sh
@@ -37,16 +37,12 @@ p
 w
 EOF
 
-PARTED_OUT=$(parted -s "${IMG_FILE}" unit b print)
-BOOT_OFFSET=$(echo "$PARTED_OUT" | grep -e '^ 1'| xargs echo -n \
-| cut -d" " -f 2 | tr -d B)
-BOOT_LENGTH=$(echo "$PARTED_OUT" | grep -e '^ 1'| xargs echo -n \
-| cut -d" " -f 4 | tr -d B)
-
-ROOT_OFFSET=$(echo "$PARTED_OUT" | grep -e '^ 2'| xargs echo -n \
-| cut -d" " -f 2 | tr -d B)
-ROOT_LENGTH=$(echo "$PARTED_OUT" | grep -e '^ 2'| xargs echo -n \
-| cut -d" " -f 4 | tr -d B)
+PARTED_OUT=$(parted -sm "${IMG_FILE}" unit b print)
+BOOT_OFFSET=$(echo "$PARTED_OUT" | grep -e '^1:' | cut -d':' -f 2 | tr -d B)
+BOOT_LENGTH=$(echo "$PARTED_OUT" | grep -e '^1:' | cut -d':' -f 4 | tr -d B)
+
+ROOT_OFFSET=$(echo "$PARTED_OUT" | grep -e '^2:' | cut -d':' -f 2 | tr -d B)
+ROOT_LENGTH=$(echo "$PARTED_OUT" | grep -e '^2:' | cut -d':' -f 4 | tr -d B)
 
 BOOT_DEV=$(losetup --show -f -o "${BOOT_OFFSET}" --sizelimit "${BOOT_LENGTH}" "${IMG_FILE}")
 ROOT_DEV=$(losetup --show -f -o "${ROOT_OFFSET}" --sizelimit "${ROOT_LENGTH}" "${IMG_FILE}")
diff --git a/export-noobs/00-release/files/release_notes.txt b/export-noobs/00-release/files/release_notes.txt
index 3a71c1e1ff..37ccee0714 100644
--- a/export-noobs/00-release/files/release_notes.txt
+++ b/export-noobs/00-release/files/release_notes.txt
@@ -1,5 +1,22 @@
 UNRELEASED:
   *
+2019-04-08:
+  * Chromium browser updated to version 72
+  * VLC media player updated to version 3.0.6
+  * RealVNC Server updated to version 6.4.0
+  * Flash player updated to version 32.0.0.156
+  * Performance improvements to SDL library
+  * Performance improvements to pixman library
+  * Option to set display underscan added to startup wizard
+  * Mounted external drives now displayed on desktop by default
+  * Network plugin modified for improved compatibility with wpa_passphrase
+  * SD Card Copier tweaks to reduce copy failures
+  * Various minor bug fixes and appearance tweaks
+  * Added ethtool
+  * Added rng-tools
+  * Add PINN restore support
+  * Linux kernel 4.14.98
+  * Raspberry Pi firmware f8939644f7bd3065068787f1f92b3f3c79cf3de9
 2018-11-13:
   * Two versions of image created - "base" image has no optional software packages included; "full" image has all optional packages
     - Removed from "base" image - LibreOffice, Thonny, Scratch, Scratch 2, Sonic Pi, Minecraft, Python Games, SmartSim, SenseHAT Emulator
diff --git a/export-noobs/prerun.sh b/export-noobs/prerun.sh
index b4b56b2e26..54e0c59f07 100755
--- a/export-noobs/prerun.sh
+++ b/export-noobs/prerun.sh
@@ -9,16 +9,12 @@ cp "${WORK_DIR}/export-image/${IMG_FILENAME}${IMG_SUFFIX}.img" "${STAGE_WORK_DIR
 
 rm -rf "${NOOBS_DIR}"
 
-PARTED_OUT=$(parted -s "${IMG_FILE}" unit b print)
-BOOT_OFFSET=$(echo "$PARTED_OUT" | grep -e '^ 1'| xargs echo -n \
-| cut -d" " -f 2 | tr -d B)
-BOOT_LENGTH=$(echo "$PARTED_OUT" | grep -e '^ 1'| xargs echo -n \
-| cut -d" " -f 4 | tr -d B)
-
-ROOT_OFFSET=$(echo "$PARTED_OUT" | grep -e '^ 2'| xargs echo -n \
-| cut -d" " -f 2 | tr -d B)
-ROOT_LENGTH=$(echo "$PARTED_OUT" | grep -e '^ 2'| xargs echo -n \
-| cut -d" " -f 4 | tr -d B)
+PARTED_OUT=$(parted -sm "${IMG_FILE}" unit b print)
+BOOT_OFFSET=$(echo "$PARTED_OUT" | grep -e '^1:' | cut -d':' -f 2 | tr -d B)
+BOOT_LENGTH=$(echo "$PARTED_OUT" | grep -e '^1:' | cut -d':' -f 4 | tr -d B)
+
+ROOT_OFFSET=$(echo "$PARTED_OUT" | grep -e '^2:' | cut -d':' -f 2 | tr -d B)
+ROOT_LENGTH=$(echo "$PARTED_OUT" | grep -e '^2:' | cut -d':' -f 4 | tr -d B)
 
 BOOT_DEV=$(losetup --show -f -o "${BOOT_OFFSET}" --sizelimit "${BOOT_LENGTH}" "${IMG_FILE}")
 ROOT_DEV=$(losetup --show -f -o "${ROOT_OFFSET}" --sizelimit "${ROOT_LENGTH}" "${IMG_FILE}")
diff --git a/stage2/01-sys-tweaks/00-packages b/stage2/01-sys-tweaks/00-packages
index f058ffb79c..b1e1de696b 100644
--- a/stage2/01-sys-tweaks/00-packages
+++ b/stage2/01-sys-tweaks/00-packages
@@ -23,3 +23,5 @@ htop
 man-db
 policykit-1
 ssh-import-id
+rng-tools
+ethtool