diff --git a/registry.txt b/registry.txt
index a7c330ae..8e3b7673 100644
--- a/registry.txt
+++ b/registry.txt
@@ -2459,3 +2459,4 @@ https://github.com/FortySevenEffects/serde.git|Contributed|Serde
 https://github.com/jlusPrivat/SimpleHOTP.git|Contributed|SimpleHOTP
 https://gitlab.com/robostarter/starterremote.git|Contributed|StarterRemote
 https://github.com/bxparks/AceTime.git|Contributed|AceTime
+https://github.com/adafruit/Adafruit_VCNL4040.git|Contributed|Adafruit VCNL4040