diff --git a/docs/env.md b/docs/env.md
index ffe9cb59a..cc1ce247c 100644
--- a/docs/env.md
+++ b/docs/env.md
@@ -91,6 +91,7 @@ for details.
 * `FWUPD_SYSFSFWDIR`
 * `FWUPD_SYSFSSECURITYDIR`
 * `FWUPD_SYSFSTPMDIR`
+* `FWUPD_LOCKDIR`
 * `FWUPD_UEFI_ESP_PATH`
 * `HOME`
 * `RUNTIME_DIRECTORY`
diff --git a/libfwupdplugin/fu-path.c b/libfwupdplugin/fu-path.c
index 0df8144cf..ca495232a 100644
--- a/libfwupdplugin/fu-path.c
+++ b/libfwupdplugin/fu-path.c
@@ -418,6 +418,9 @@ fu_path_from_kind(FuPathKind path_kind)
 		return g_build_filename(basedir, "etc", PACKAGE_NAME, NULL);
 	/* /run/lock */
 	case FU_PATH_KIND_LOCKDIR:
+		tmp = g_getenv("FWUPD_LOCKDIR");
+		if (tmp != NULL)
+			return g_strdup(tmp);
 		return g_strdup("/run/lock");
 	/* /sys/class/firmware-attributes */
 	case FU_PATH_KIND_SYSFSDIR_FW_ATTRIB: