diff --git a/docs/conf.py b/docs/conf.py
index f51668f..f51f557 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -35,6 +35,7 @@ autodoc_mock_imports = [
     "terminalio",
     "adafruit_connection_manager",
     "adafruit_ntp",
+    "rtc",
 ]
 
 autodoc_preserve_defaults = True