diff --git a/g/util/gconv/gconv_z_bench_test.go b/g/util/gconv/gconv_z_bench_test.go
index 20259372c..8a9b98c89 100644
--- a/g/util/gconv/gconv_z_bench_test.go
+++ b/g/util/gconv/gconv_z_bench_test.go
@@ -101,7 +101,7 @@ func BenchmarkTime(b *testing.B) {
 
 func BenchmarkTimeDuration(b *testing.B) {
     for i := 0; i < b.N; i++ {
-        TimeDuration(value)
+        Duration(value)
     }
 }