diff --git a/xbps-src/shutils/chroot.sh.in b/xbps-src/shutils/chroot.sh.in
index 6f209f9bcd..c2304f643e 100644
--- a/xbps-src/shutils/chroot.sh.in
+++ b/xbps-src/shutils/chroot.sh.in
@@ -196,7 +196,8 @@ prepare_binpkg_repos()
 		done
 		# XBPS utils >= 0.9.0.
 		msg_normal "Synchronizing index for remote repositories...\n"
-		${chroot_cmd} ${XBPS_MASTERDIR} ${XBPS_REPO_CMD} sync
+		${chroot_cmd} ${XBPS_MASTERDIR} ${XBPS_REPO_CMD} \
+			-C /usr/local/etc/xbps-conf.plist sync
 	else
 		for repo in ${XBPS_REPO_LIST}; do
 			${chroot_cmd} ${XBPS_MASTERDIR} ${XBPS_REPO_CMD} \