diff --git a/hash_query.c b/hash_query.c
index 9ce3477..4006544 100644
--- a/hash_query.c
+++ b/hash_query.c
@@ -140,7 +140,9 @@ hash_entry_alloc(pgssSharedState *pgss, pgssHashKey *key, int encoding)
 	}
 	/* Find or create an entry with desired hash code */
 	entry = (pgssEntry *) hash_search(pgss_hash, key, HASH_ENTER_NULL, &found);
-	if (!found)
+	if (entry == NULL)
+		pgsm_log_error("hash_entry_alloc: OUT OF MEMORY");
+	else if (!found)
 	{
 		pgss->bucket_entry[pg_atomic_read_u64(&pgss->current_wbucket)]++;
 		/* New entry, initialize it */
@@ -152,8 +154,7 @@ hash_entry_alloc(pgssSharedState *pgss, pgssHashKey *key, int encoding)
 		/* ... and don't forget the query text metadata */
 		entry->encoding = encoding;
 	}
-	if (entry == NULL)
-		elog(DEBUG1, "%s", "pg_stat_monitor: out of memory");
+
 	return entry;
 }