diff --git a/meta/classes/dpkg.bbclass b/meta/classes/dpkg.bbclass
index c92ea7d..6fb53bb 100644
--- a/meta/classes/dpkg.bbclass
+++ b/meta/classes/dpkg.bbclass
@@ -87,11 +87,14 @@ dpkg_runbuild() {
     sh -c "cd ${WORKDIR}; dpkg-source -q -b ${PPS}"
     DSC_FILE=$(find ${WORKDIR} -name "${DEB_SOURCE_NAME}*.dsc" -print)
 
+    # --chroot-setup-commands="chmod +s /bin/cp /bin/mv /bin/ln /bin/ls /bin/chmod /bin/chown" \
+    #
     sbuild -A -n -c ${SBUILD_CHROOT} --extra-repository="${ISAR_APT_REPO}" \
         --host=${PACKAGE_ARCH} --build=${SBUILD_HOST_ARCH} ${profiles} \
         --no-run-lintian --no-run-piuparts --no-run-autopkgtest --resolve-alternatives \
         --chroot-setup-commands="rm -f /var/log/dpkg.log" \
         --chroot-setup-commands="cp -n --no-preserve=owner ${ext_deb_dir}/*.deb -t ${deb_dir}/ || :" \
+        --chroot-setup-commands="chmod +s /bin/cp" \
         --finished-build-commands="rm -f ${deb_dir}/sbuild-build-depends-main-dummy_*.deb" \
         --finished-build-commands="cp -n --no-preserve=owner ${deb_dir}/*.deb -t ${ext_deb_dir}/ || :" \
         --finished-build-commands="cp /var/log/dpkg.log ${ext_root}/dpkg_partial.log" \