diff --git a/Chapter13/napalm/config_cisco_int_npm.py b/Chapter13/napalm/config_cisco_int_npm.py
deleted file mode 100644
index 63449a4..0000000
--- a/Chapter13/napalm/config_cisco_int_npm.py
+++ /dev/null
@@ -1,17 +0,0 @@
-from napalm import get_network_driver
-import json
-
-def main():
-
-    driver = get_network_driver('iosxr')
-    device = driver('172.16.2.50', 'root', 'rootroot')
-    try:
-        device.open()
-        device.load_merge_candidate(config='interface Lo0 \n description napalm added new desc \n end\n')
-        print(device.compare_config())
-        device.commit_config()
-    finally:
-        device.close()
-
-if __name__ == '__main__':
-    main()
diff --git a/Chapter13/napalm/show_cisco_int_npm.py b/Chapter13/napalm/show_cisco_int_npm.py
deleted file mode 100644
index ff8b903..0000000
--- a/Chapter13/napalm/show_cisco_int_npm.py
+++ /dev/null
@@ -1,17 +0,0 @@
-from napalm import get_network_driver
-import json
-
-def main():
-    driver = get_network_driver('iosxr')
-    device = driver('172.16.2.50', 'root', 'rootroot')
-
-    try:
-        device.open()
-        print(json.dumps(device.get_interfaces_ip(), indent=2))
-        print(json.dumps(device.get_facts(), indent=2))
-
-    finally:
-        device.close()
-
-if __name__ == '__main__':
-    main()