diff --git a/Makefile.am b/Makefile.am
index a2b263e..3044e38 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -6,6 +6,7 @@
 	occ_errors.hpp \
 	occ_events.hpp \
 	occ_finder.hpp \
+	occ_presence.hpp \
 	utils.hpp
 
 noinst_LTLIBRARIES = libocc_control.la
@@ -21,6 +22,7 @@
 	occ_status.cpp \
 	occ_device.cpp \
 	occ_errors.cpp \
+	occ_presence.cpp \
 	powercap.cpp \
 	org/open_power/OCC/Device/error.cpp \
 	occ_finder.cpp \