=== modified file 'initramfs-tools-hook'
--- initramfs-tools-hook	2015-07-09 08:20:24 +0000
+++ initramfs-tools-hook	2015-07-09 08:57:02 +0000
@@ -231,6 +231,12 @@
 	    ;;
     esac
 done
+# Use Diffie-Hellman parameters file if available
+if [ -e "${DESTDIR}${CONFDIR}"/client-dhparams.pem ]; then
+    sed --in-place \
+	--expression="1i--options-for=mandos-client:--dh-params=${CONFDIR}/client-dhparams.pem" \
+	"${DESTDIR}/${CONFDIR}/plugin-runner.conf"
+fi
 
 # /lib/mandos/plugin-runner will drop priviliges, but needs access to
 # its plugin directory and its config file.  However, since almost all