diff --git a/src/math/big/int_test.go b/src/math/big/int_test.go
index 4ebb09d2c2..961ba0cdf5 100644
--- a/src/math/big/int_test.go
+++ b/src/math/big/int_test.go
@@ -8,6 +8,7 @@ import (
 	"bytes"
 	"encoding/hex"
 	"fmt"
+	"internal/testenv"
 	"math"
 	"math/rand"
 	"strconv"
@@ -1905,6 +1906,9 @@ func TestNewIntMinInt64(t *testing.T) {
 }
 
 func TestNewIntAllocs(t *testing.T) {
+	if strings.HasSuffix(testenv.Builder(), "-noopt") {
+		t.Skip("inlining is disabled on noopt builder")
+	}
 	for _, n := range []int64{0, 7, -7, 1 << 30, -1 << 30, 1 << 50, -1 << 50} {
 		x := NewInt(3)
 		got := testing.AllocsPerRun(100, func() {