diff --git a/bench_filter_test.go b/bench_filter_test.go
index 61641c8..38e39f5 100644
--- a/bench_filter_test.go
+++ b/bench_filter_test.go
@@ -231,6 +231,6 @@ func BenchmarkEnd(b *testing.B) {
 		}
 	}
 	if n != 373 {
-		b.Fatalf("wnat 373, got %d", n)
+		b.Fatalf("want 373, got %d", n)
 	}
 }