diff --git a/20221028233501-building_electronics_projects.org b/20221028233501-building_electronics_projects.org
index e3fc6b9..e3649fa 100644
--- a/20221028233501-building_electronics_projects.org
+++ b/20221028233501-building_electronics_projects.org
@@ -20,4 +20,4 @@
 ** TODO [[id:156e16da-f160-48ad-b0a7-75ff44fdf607][Home Intercom Replacement]]
 ** DONE [[id:6a6cbe09-8a0a-4fa8-96ef-0c28600ca991][Leveraging existing coaxial cable for high-speed networking]]
 ** TODO [[id:904db55f-f907-42b0-941e-5d2188f4a3c4][Wiring the house with ethernet]]
-** TODO [[id:3c3d0b02-2844-4f23-9389-907f24895bc8][Digital Audio Switch]]
+** DONE [[id:3c3d0b02-2844-4f23-9389-907f24895bc8][Digital Audio Switch]]