diff --git a/Examples/Echo.py b/Examples/Echo.py
index 2658def..e8e5901 100644
--- a/Examples/Echo.py
+++ b/Examples/Echo.py
@@ -170,7 +170,7 @@ def client(destination_hexhash, configpath, timeout=None):
             # the packet times out.
             if timeout != None:
                 packet_receipt.set_timeout(timeout)
-                packet_receipt.timeout_callback(packet_timed_out)
+                packet_receipt.set_timeout_callback(packet_timed_out)
 
             # We can then set a delivery callback on the receipt.
             # This will get automatically called when a proof for
diff --git a/Examples/Filetransfer.py b/Examples/Filetransfer.py
index f1d89b9..092cb9a 100644
--- a/Examples/Filetransfer.py
+++ b/Examples/Filetransfer.py
@@ -115,7 +115,7 @@ def client_connected(link):
             list_receipt = list_packet.send()
             list_receipt.set_timeout(APP_TIMEOUT)
             list_receipt.set_delivery_callback(list_delivered)
-            list_receipt.timeout_callback(list_timeout)
+            list_receipt.set_timeout_callback(list_timeout)
         else:
             RNS.log("Too many files in served directory!", RNS.LOG_ERROR)
             RNS.log("You should implement a function to split the filelist over multiple packets.", RNS.LOG_ERROR)