diff --git a/src/fido/cbor_get_info.c b/src/fido/cbor_get_info.c
index e0e7dc3..5b05188 100644
--- a/src/fido/cbor_get_info.c
+++ b/src/fido/cbor_get_info.c
@@ -22,6 +22,7 @@
 #include "files.h"
 #include "apdu.h"
 #include "version.h"
+#include "phy.h"
 
 int cbor_get_info() {
     CborEncoder encoder, mapEncoder, arrayEncoder, mapEncoder2;