diff --git a/repositories.txt b/repositories.txt
index a45dea27..54baf882 100644
--- a/repositories.txt
+++ b/repositories.txt
@@ -9,6 +9,7 @@ https://github.com/bolderflight/leb128
 https://github.com/bolderflight/framing
 https://github.com/bolderflight/checksum
 https://github.com/bolderflight/airdata
+https://github.com/GyverLibs/GyverHTU21D
 https://github.com/GyverLibs/GyverHC595
 https://github.com/GyverLibs/OVS
 https://github.com/GyverLibs/GyverTransfer