diff --git a/registry.txt b/registry.txt
index 4ad8ac44..151ecb5a 100644
--- a/registry.txt
+++ b/registry.txt
@@ -4548,3 +4548,4 @@ https://github.com/bolderflight/excitation.git|Contributed|Bolder Flight Systems
 https://github.com/DFRobot/DFRobot_VEML7700.git|Contributed|DFRobot_VEML7700
 https://github.com/DFRobot/DFRobot_A111.git|Contributed|DFRobot_A111
 https://github.com/DFRobot/DFRobot_VisualRotaryEncoder.git|Contributed|DFRobot_VisualRotaryEncoder
+https://github.com/GyverLibs/GyverHTU21D.git|Contributed|GyverHTU21D