diff --git a/daemons/dmeventd/plugins/lvm2/dmeventd_lvm.c b/daemons/dmeventd/plugins/lvm2/dmeventd_lvm.c
index 5be11f1da..be58aaceb 100644
--- a/daemons/dmeventd/plugins/lvm2/dmeventd_lvm.c
+++ b/daemons/dmeventd/plugins/lvm2/dmeventd_lvm.c
@@ -159,6 +159,7 @@ int dmeventd_lvm2_command(struct dm_pool *mem, char *buffer, size_t size,
 			dmeventd_lvm2_lock();
 			if (!dmeventd_lvm2_run(cmd) ||
 			    !(env = getenv(cmd))) {
+				dmeventd_lvm2_unlock();
 				log_error("Unable to find configured command.");
 				return 0;
 			}