diff --git a/registry.txt b/registry.txt
index b4f0c91a..82fc1289 100644
--- a/registry.txt
+++ b/registry.txt
@@ -3445,3 +3445,4 @@ https://github.com/Infineon/TLI493D-W2BW.git|Contributed|TLI493D
 https://github.com/plapointe6/HAMqttDevice.git|Contributed|HAMqttDevice
 https://github.com/rocketscream/RocketScream_LowPowerAVRZero.git|Contributed|Rocket Scream LowPowerAVRZero
 https://github.com/rocketscream/RocketScream_RTCAVRZero.git|Contributed|Rocket Scream RTCAVRZero
+https://github.com/RobTillaart/FastTrig.git|Contributed|FastTrig