diff --git a/test/functional/example_test.py b/test/functional/example_test.py
--- a/test/functional/example_test.py
+++ b/test/functional/example_test.py
@@ -60,6 +60,10 @@
         message.block.calc_sha256()
         self.block_receive_map[message.block.sha256] += 1
 
+    def on_inv(self, conn, message):
+        """Override the standard on_inv callback"""
+        pass
+
 
 def custom_function():
     """Do some custom behaviour
@@ -206,10 +210,10 @@
         self.log.info(
             "Wait for node2 reach current tip. Test that it has propagated all the blocks to us")
 
+        getdata_request = msg_getdata()
         for block in blocks:
-            getdata_request = msg_getdata()
             getdata_request.inv.append(CInv(2, block))
-            node2.send_message(getdata_request)
+        node2.send_message(getdata_request)
 
         # wait_until() will loop until a predicate condition is met. Use it to test properties of the
         # NodeConnCB objects.