diff --git a/monitor/Makefile.am b/monitor/Makefile.am
index ecfab71..2c7a7fa 100644
--- a/monitor/Makefile.am
+++ b/monitor/Makefile.am
@@ -7,6 +7,8 @@
 phosphor_fan_monitor_SOURCES = \
 	argument.cpp \
 	fan.cpp \
+	power_interface.cpp \
+	logging.cpp \
 	main.cpp \
 	tach_sensor.cpp \
 	conditions.cpp \