diff --git a/dehydrated b/dehydrated
index 3413de2..106eaea 100755
--- a/dehydrated
+++ b/dehydrated
@@ -184,6 +184,7 @@ load_config() {
   [[ -z "${DOMAINS_TXT}" ]] && DOMAINS_TXT="${BASEDIR}/domains.txt"
   [[ -z "${WELLKNOWN}" ]] && WELLKNOWN="/var/www/dehydrated"
   [[ -z "${LOCKFILE}" ]] && LOCKFILE="${BASEDIR}/lock"
+  [[ -n "${PARAM_LOCKFILE_SUFFIX:-}" ]] && LOCKFILE="${LOCKFILE}-${PARAM_LOCKFILE_SUFFIX}"
   [[ -n "${PARAM_NO_LOCK:-}" ]] && LOCKFILE=""
 
   [[ -n "${PARAM_HOOK:-}" ]] && HOOK="${PARAM_HOOK}"
@@ -1076,6 +1077,14 @@ main() {
         PARAM_NO_LOCK="yes"
         ;;
 
+      # PARAM_Usage: --lock-suffix example.com
+      # PARAM_Description: Suffix lockfile name with a string (useful for with -d)
+      --lock-suffix)
+      	shift 1
+        check_parameters "${1:-}"
+	PARAM_LOCKFILE_SUFFIX="${1}"
+        ;;
+
       # PARAM_Usage: --ocsp
       # PARAM_Description: Sets option in CSR indicating OCSP stapling to be mandatory
       --ocsp)