diff --git a/circup/__init__.py b/circup/__init__.py
index 166dfe1..a93a2f3 100644
--- a/circup/__init__.py
+++ b/circup/__init__.py
@@ -429,6 +429,7 @@ def clean_library_name(assumed_library_name):
         "adafruit_adafruitio": "adafruit_io",
         "adafruit_asyncio": "asyncio",
         "adafruit_busdevice": "adafruit_bus_device",
+        "adafruit_connectionmanager": "adafruit_connection_manager",
         "adafruit_display_button": "adafruit_button",
         "adafruit_neopixel": "neopixel",
         "adafruit_sd": "adafruit_sdcard",