diff --git a/src/frontend/Makefile.am b/src/frontend/Makefile.am
index 8da69c4c3..d12c935ff 100644
--- a/src/frontend/Makefile.am
+++ b/src/frontend/Makefile.am
@@ -76,8 +76,6 @@ libfte_a_SOURCES = \
 	circuits.h	\
 	cpitf.c		\
 	cpitf.h		\
-	debugcom.c	\
-	debugcom.h	\
 	define.c	\
 	define.h	\
 	device.c	\