diff --git a/ports/rp2/boards/ARDUINO_NANO_RP2040_CONNECT/manifest.py b/ports/rp2/boards/ARDUINO_NANO_RP2040_CONNECT/manifest.py
index bc090ef7c..7c9b37e4b 100644
--- a/ports/rp2/boards/ARDUINO_NANO_RP2040_CONNECT/manifest.py
+++ b/ports/rp2/boards/ARDUINO_NANO_RP2040_CONNECT/manifest.py
@@ -9,6 +9,7 @@ require("espflash")
 
 # Utils
 require("time")
+require("senml")
 require("logging")
 
 # Bluetooth