diff --git a/Makefile.am b/Makefile.am
index 0af260f..066dd33 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -7,7 +7,8 @@
 libtimemanager_la_SOURCES = \
 	epoch_base.cpp \
 	bmc_epoch.cpp \
-	host_epoch.cpp
+	host_epoch.cpp \
+	manager.cpp
 
 phosphor_timemanager_SOURCES = \
 	main.cpp