diff --git a/registry.txt b/registry.txt
index 6a3ba550..f815a0a4 100644
--- a/registry.txt
+++ b/registry.txt
@@ -6422,3 +6422,4 @@ https://github.com/skathir38/ArduinoSplash.git|Contributed|Splash
 https://github.com/CIRCUITSTATE/CSE_ModbusRTU.git|Contributed|CSE_ModbusRTU
 https://github.com/ichirowo/FLINT_E220_900T22S_JP_Library.git|Contributed|FLINT_E220-900T22S-JP
 https://github.com/Tenveis/SimpleMotorControl.git|Contributed|SimpleMotorControl
+https://github.com/PTSolns/PTSolns_I2CBackpack.git|Contributed|PTSolns I2CBackpack