diff --git a/repositories.txt b/repositories.txt
index c21bdc3c..aa7668e9 100644
--- a/repositories.txt
+++ b/repositories.txt
@@ -1,3 +1,4 @@
+https://github.com/pierremolinaro/rp2040-charlieplexing
 https://github.com/RCmags/vector_datatype
 https://github.com/RCmags/ADNS3080
 https://github.com/RCmags/basicMPU6050