diff --git a/poky/meta/recipes-extended/parted/files/run-ptest b/poky/meta/recipes-extended/parted/files/run-ptest
index f39c478..374f1bf 100644
--- a/poky/meta/recipes-extended/parted/files/run-ptest
+++ b/poky/meta/recipes-extended/parted/files/run-ptest
@@ -1,5 +1,7 @@
 #!/bin/sh
 
+mkdir -p /etc/udev/mount.blacklist.d
 echo /dev/sda1 >> /etc/udev/mount.blacklist.d/parted-tmp
+rm -f *.log
 make -C tests test-suite.log
 rm /etc/udev/mount.blacklist.d/parted-tmp
diff --git a/poky/meta/recipes-extended/parted/parted_3.3.bb b/poky/meta/recipes-extended/parted/parted_3.3.bb
index aa4d804..a1fd3ef 100644
--- a/poky/meta/recipes-extended/parted/parted_3.3.bb
+++ b/poky/meta/recipes-extended/parted/parted_3.3.bb
@@ -46,7 +46,7 @@
 }
 
 RDEPENDS_${PN}-ptest = "bash coreutils perl util-linux-losetup python3 make gawk e2fsprogs-mke2fs"
-
+RRECOMMENDS_${PN}-ptest = "kernel-module-scsi-debug"
 RDEPENDS_${PN}-ptest_append_libc-glibc = "\
         glibc-utils \
         locale-base-en-us \
diff --git a/poky/meta/recipes-extended/shadow/shadow-sysroot_4.6.bb b/poky/meta/recipes-extended/shadow/shadow-sysroot_4.6.bb
index a8c1539..1f6232e 100644
--- a/poky/meta/recipes-extended/shadow/shadow-sysroot_4.6.bb
+++ b/poky/meta/recipes-extended/shadow/shadow-sysroot_4.6.bb
@@ -27,3 +27,5 @@
 # otherwise: dbus-dev depends on shadow-sysroot-dev which depends on shadow-sysroot
 # and this has another copy of /etc/login.defs already provided by shadow
 PACKAGES = ""
+
+inherit nopackages
diff --git a/poky/meta/recipes-extended/timezone/timezone.inc b/poky/meta/recipes-extended/timezone/timezone.inc
index 32723f3..8eb17c5 100644
--- a/poky/meta/recipes-extended/timezone/timezone.inc
+++ b/poky/meta/recipes-extended/timezone/timezone.inc
@@ -6,7 +6,7 @@
 LICENSE = "PD & BSD & BSD-3-Clause"
 LIC_FILES_CHKSUM = "file://LICENSE;md5=c679c9d6b02bc2757b3eaf8f53c43fba"
 
-PV = "2020a"
+PV = "2020b"
 
 SRC_URI =" http://www.iana.org/time-zones/repository/releases/tzcode${PV}.tar.gz;name=tzcode \
            http://www.iana.org/time-zones/repository/releases/tzdata${PV}.tar.gz;name=tzdata \
@@ -14,7 +14,5 @@
 
 UPSTREAM_CHECK_URI = "http://www.iana.org/time-zones"
 
-SRC_URI[tzcode.md5sum] = "f87c3477e85a5c4b00df0def6c6a0055"
-SRC_URI[tzcode.sha256sum] = "7d2af7120ee03df71fbca24031ccaf42404752e639196fe93c79a41b38a6d669"
-SRC_URI[tzdata.md5sum] = "96a985bb8eeab535fb8aa2132296763a"
-SRC_URI[tzdata.sha256sum] = "547161eca24d344e0b5f96aff6a76b454da295dc14ed4ca50c2355043fb899a2"
+SRC_URI[tzcode.sha256sum] = "47eff8944de4a64f7629b851e4a32338ab12c9b73edd62063795167ff1fe43da"
+SRC_URI[tzdata.sha256sum] = "9b053f951d245ce89d850b96ee4711d82d833559b1fc96ba19f90bc4d745e809"
diff --git a/poky/meta/recipes-extended/timezone/tzdata.bb b/poky/meta/recipes-extended/timezone/tzdata.bb
index 6aac516..f844311 100644
--- a/poky/meta/recipes-extended/timezone/tzdata.bb
+++ b/poky/meta/recipes-extended/timezone/tzdata.bb
@@ -15,18 +15,18 @@
 INSTALL_TIMEZONE_FILE ?= "1"
 
 TZONES= "africa antarctica asia australasia europe northamerica southamerica  \
-         factory etcetera backward systemv \
+         factory etcetera backward \
         "
 # pacificnew 
 
 do_compile () {
         for zone in ${TZONES}; do \
             ${STAGING_BINDIR_NATIVE}/zic -d ${WORKDIR}${datadir}/zoneinfo -L /dev/null \
-                -y ${S}/yearistype.sh ${S}/${zone} ; \
+                ${S}/${zone} ; \
             ${STAGING_BINDIR_NATIVE}/zic -d ${WORKDIR}${datadir}/zoneinfo/posix -L /dev/null \
-                -y ${S}/yearistype.sh ${S}/${zone} ; \
+                ${S}/${zone} ; \
             ${STAGING_BINDIR_NATIVE}/zic -d ${WORKDIR}${datadir}/zoneinfo/right -L ${S}/leapseconds \
-                -y ${S}/yearistype.sh ${S}/${zone} ; \
+                ${S}/${zone} ; \
         done
 }