diff --git a/docs/conf.py b/docs/conf.py
index 5c833dc..02eab01 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -22,7 +22,7 @@
 
 intersphinx_mapping = {
     'python': ('https://docs.python.org/3.4', None),
-    'BusDevice': ('https://circuitpython.readthedocs.io/projects/bus_device/en/latest/', None),
+    'BusDevice': ('https://circuitpython.readthedocs.io/projects/busdevice/en/latest/', None),
     'Register': ('https://circuitpython.readthedocs.io/projects/register/en/latest/', None),
     'CircuitPython': ('https://circuitpython.readthedocs.io/en/latest/', None)}