diff --git a/src/Makefile.am b/src/Makefile.am
index e5827e6..23c6009 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -12,7 +12,8 @@
 	propertywatch.cpp \
 	resolve_errors.cpp \
 	event_manager.cpp \
-	event_serialize.cpp
+	event_serialize.cpp \
+	snmp_trap.cpp
 
 phosphor_dbus_monitor_LDADD = \
 	$(SDBUSPLUS_LIBS) \