diff --git a/Transceiver52M/Makefile.am b/Transceiver52M/Makefile.am
index 5bad45e..652663b 100644
--- a/Transceiver52M/Makefile.am
+++ b/Transceiver52M/Makefile.am
@@ -46,7 +46,8 @@
 	DummyLoad.cpp
 
 libtransceiver_la_SOURCES = \
-	$(COMMON_SOURCES)
+	$(COMMON_SOURCES) \
+	radioIO.cpp
 
 noinst_PROGRAMS = \
 	USRPping \