diff --git a/example/example17.py b/example/example17.py
index 5385280..d41a325 100644
--- a/example/example17.py
+++ b/example/example17.py
@@ -16,6 +16,9 @@
 
 v_int2.push_back(2)
 v_int2.push_back(3)
+v_int2.insert(0, 1)
+v_int2.insert(0, 2)
+v_int2.insert(0, 3)
 print(v_int2)
 
 v_a = VectorA()