diff --git a/tools/Makefile.am b/tools/Makefile.am
index 61d2907..05daf75 100644
--- a/tools/Makefile.am
+++ b/tools/Makefile.am
@@ -14,4 +14,5 @@
 	blob_handler.cpp \
 	ipmi_handler.cpp \
 	crc.cpp \
+	io.cpp \
 	../internal/sys.cpp