diff --git a/slice_example_test.go b/slice_example_test.go
index 6ba2b1c3..a0c6a426 100644
--- a/slice_example_test.go
+++ b/slice_example_test.go
@@ -125,9 +125,9 @@ func ExampleGroupBy() {
 		return i % 3
 	})
 
-	for _, item := range result {
-		fmt.Printf("%v\n", item)
-	}
+	fmt.Printf("%v\n", result[0])
+	fmt.Printf("%v\n", result[1])
+	fmt.Printf("%v\n", result[2])
 	// Output:
 	// [0 3]
 	// [1 4]