diff --git a/pg_stat_monitor.c b/pg_stat_monitor.c
index 9109e98..3f2d3c9 100644
--- a/pg_stat_monitor.c
+++ b/pg_stat_monitor.c
@@ -2018,8 +2018,6 @@ pgsm_store(pgsmEntry *entry)
 		}
 		PG_CATCH();
 		{
-			pgsm_lock_release(pgsm);
-
 			if (DsaPointerIsValid(dsa_query_pointer))
 				dsa_free(query_dsa_area, dsa_query_pointer);
 			PG_RE_THROW();