diff --git a/presence/Makefile.am b/presence/Makefile.am
index e144858..b51563d 100644
--- a/presence/Makefile.am
+++ b/presence/Makefile.am
@@ -5,6 +5,7 @@
 	phosphor-fan-presence-tach
 
 phosphor_fan_presence_tach_SOURCES = \
+	anyof.cpp \
 	fallback.cpp \
 	fan.cpp \
 	gpio.cpp \