diff --git a/pkg/internal/sqlsmith/schema.go b/pkg/internal/sqlsmith/schema.go
index 086d5c7f7ad2..411ee5b2cd5e 100644
--- a/pkg/internal/sqlsmith/schema.go
+++ b/pkg/internal/sqlsmith/schema.go
@@ -493,6 +493,7 @@ var functions = func() map[tree.FunctionClass]map[oid.Oid][]function {
 			"crdb_internal.unsafe_",
 			"crdb_internal.create_join_token",
 			"crdb_internal.reset_multi_region_zone_configs_for_database",
+			"crdb_internal.reset_index_usage_stats",
 		} {
 			skip = skip || strings.Contains(def.Name, substr)
 		}
diff --git a/pkg/workload/tpcc/result.go b/pkg/workload/tpcc/result.go
index 3394277256f2..1432b1c4a443 100644
--- a/pkg/workload/tpcc/result.go
+++ b/pkg/workload/tpcc/result.go
@@ -192,7 +192,7 @@ func (r *Result) FailureError() error {
 		if !exists {
 			return errors.Errorf("no %v data exists", query)
 		}
-		if v := time.Duration(h.ValueAtQuantile(.9)); v > max90th {
+		if v := time.Duration(h.ValueAtQuantile(90)); v > max90th {
 			err = errors.CombineErrors(err,
 				errors.Errorf("90th percentile latency for %v at %v exceeds passing threshold of %v",
 					query, v, max90th))