diff --git a/pkg/sql/physicalplan/fake_span_resolver.go b/pkg/sql/physicalplan/fake_span_resolver.go
index 08b1cbb36a3d..a27fc76047aa 100644
--- a/pkg/sql/physicalplan/fake_span_resolver.go
+++ b/pkg/sql/physicalplan/fake_span_resolver.go
@@ -168,10 +168,13 @@ func (fit *fakeSpanResolverIterator) Seek(
 	// replicas.
 	fit.ranges = make([]fakeRange, len(splits)-1)
 	for i := range fit.ranges {
+		nodes := fit.fsr.nodes
+		n := len(nodes)
+		j := fit.rng.Intn(n)
 		fit.ranges[i] = fakeRange{
 			startKey: splits[i],
 			endKey:   splits[i+1],
-			replica:  fit.fsr.nodes[fit.rng.Intn(len(fit.fsr.nodes))],
+			replica:  nodes[j],
 		}
 	}