diff --git a/bin/init.d/ceph.service b/bin/init.d/ceph.service
index 623becd9..450856e6 100644
--- a/bin/init.d/ceph.service
+++ b/bin/init.d/ceph.service
@@ -8,4 +8,4 @@ ExecStart=/usr/sbin/ceph-disk --log-stdout activate-all
 Type=oneshot
 
 [Install]
-WantedBy=ceph.target
+WantedBy=multi-user.target
diff --git a/debian/postinst b/debian/postinst
index 13fda4c1..6aac8f85 100755
--- a/debian/postinst
+++ b/debian/postinst
@@ -79,6 +79,17 @@ EOF
     # disable fancy init messages (bad with bootlogd)
     test -f /etc/lsb-base-logging.sh || echo "FANCYTTY=0" >/etc/lsb-base-logging.sh
 
+    if [ -f /etc/systemd/system/ceph.service ]; then
+	md5=$(md5sum /etc/systemd/system/ceph.service)
+	if [[ "$md5" == "21b2e7a7c4ffcf92ad0ec2c905e88e5b  /etc/systemd/system/ceph.service" ]]; then
+	    echo "Updating PVE ceph.service to correct install target.."
+	    cp /usr/share/doc/pve-manager/examples/ceph.service /etc/systemd/system/ceph.service
+	    systemctl --system daemon-reload >/dev/null || true
+	    systemctl --system disable ceph.service
+	    systemctl --system enable ceph.service
+	    echo " done"
+	fi
+    fi
 
     systemctl --system daemon-reload >/dev/null || true