diff --git a/scripts/00-update b/scripts/00-update
index 2e27d9952c027f68987c44e63f62bb63b2c1cd32..9804adf764c85c2ee764249555b3dee2a86e9ae6 100755
--- a/scripts/00-update
+++ b/scripts/00-update
@@ -91,6 +91,11 @@ chroot "$CHROOTDIR" apt-key add - < "$TEMPLATES"/disk.key
 # Changes distro
 chroot "$CHROOTDIR" apt-get -y --force-yes update
 
+# Avoid the grub-probe error when updating the kernel image
+sed -i s/'exec update-grub'/'# exec update-grub'/g \
+    "$CHROOTDIR"/etc/kernel/postinst.d/zz-update-grub
+
+
 # Installs le-autoupgrade so the apt_preferences file is in place for the
 # rest of the process
 chroot "$CHROOTDIR" apt-get -y --force-yes install le-autoupgrade
diff --git a/scripts/40-configure_le5 b/scripts/40-configure_le5
index 898f62a596eec2d9517531d415a1e8f922698aa8..3ec3f089fdccbb302d40ceec0abf394b8792d8e5 100755
--- a/scripts/40-configure_le5
+++ b/scripts/40-configure_le5
@@ -96,6 +96,10 @@ chroot $CHROOTDIR dpkg-reconfigure le-greeter
 cp -f "$TEMPLATES"/casper/10adduser \
     "$CHROOTDIR"/usr/share/initramfs-tools/scripts/casper-bottom/10adduser
 
+# Re-enable update-grub on the kernel postinst
+sed -i s/'# exec update-grub'/'exec update-grub'/g \
+    "$CHROOTDIR"/etc/kernel/postinst.d/zz-update-grub
+
 # Sets deb-conf install command
 sed -i 's@Ubuntu@LE@g' "$CDDIR"/preseed/ubuntu.seed
 sed -i 's@ubuntu@le@g' "$CDDIR"/preseed/ubuntu.seed
diff --git a/scripts/40-configure_minicom b/scripts/40-configure_minicom
index 708a148e5f84d59c6d37229eb300e38936d1b334..7092d8b37549d54366dbe572347fb42cbe4d3f6b 100755
--- a/scripts/40-configure_minicom
+++ b/scripts/40-configure_minicom
@@ -73,6 +73,11 @@ INFO_ISO=$(echo "$1" | cut -d "/" -f 2)
 INFO_ISO="$INFO_ISO:"$(date +"%d-%m-%y")
 echo "$INFO_ISO" > "$CHROOTDIR"/etc/le/data_iso.txt
 
+
+# Re-enable update-grub on the kernel postinst
+sed -i s/'# exec update-grub'/'exec update-grub'/g \
+    "$CHROOTDIR"/etc/kernel/postinst.d/zz-update-grub
+
 # Change the live user name
 case "$1" in
     "minicom/client")