diff --git a/arch/portduino/portduino.ini b/arch/portduino/portduino.ini
index 550e5c490..6531d8942 100644
--- a/arch/portduino/portduino.ini
+++ b/arch/portduino/portduino.ini
@@ -35,3 +35,4 @@ build_flags =
   -lbluetooth
   -lgpiod
   -lyaml-cpp
+  -lulfius