diff --git a/repositories.txt b/repositories.txt
index aab3a211..ee3cb963 100644
--- a/repositories.txt
+++ b/repositories.txt
@@ -1,3 +1,4 @@
+https://github.com/uldara1/Modbus.git
 https://github.com/bolderflight/hg4930
 https://github.com/RCmags/basicCalculus
 https://github.com/EmberGL-org/EmberGL.git