diff --git a/ports/rp2/cyw43_configport.h b/ports/rp2/cyw43_configport.h
index aeb220b202..b6f5b3cad8 100644
--- a/ports/rp2/cyw43_configport.h
+++ b/ports/rp2/cyw43_configport.h
@@ -32,6 +32,7 @@
 #include "py/mphal.h"
 #include "pendsv.h"
 
+#define CYW43_WIFI_NVRAM_INCLUDE_FILE   "wifi_nvram_43439.h"
 #define CYW43_IOCTL_TIMEOUT_US          (1000000)
 #define CYW43_SLEEP_MAX                 (10)
 #define CYW43_NETUTILS                  (1)