diff --git a/registry.txt b/registry.txt
index 664b507f..3ddbacd4 100644
--- a/registry.txt
+++ b/registry.txt
@@ -3360,3 +3360,4 @@ https://github.com/ukkz/green-beacon-esp32.git|Contributed|Green Beacon
 https://github.com/bitbank2/JPEGDEC.git|Contributed|JPEGDEC
 https://github.com/Falcons21/FSerial.git|Contributed|FSerial
 https://github.com/Tintin4000/INA219B.git|Contributed|INA219B
+https://gitlab.com/friml/is31fl3733.git|Contributed|is31fl3733