diff --git a/test/Makefile.am b/test/Makefile.am
index d4cd3bd..3941c5c 100644
--- a/test/Makefile.am
+++ b/test/Makefile.am
@@ -8,5 +8,5 @@
 utest_CPPFLAGS = -Igtest $(GTEST_CPPFLAGS) $(AM_CPPFLAGS) $(PHOSPHOR_LOGGING_CFLAGS)
 utest_CXXFLAGS = $(PTHREAD_CFLAGS)
 utest_LDFLAGS = -lgtest_main -lgtest $(PTHREAD_LIBS) $(OESDK_TESTCASE_FLAGS) $(SYSTEMD_LIBS) $(PHOSPHOR_LOGGING_LIBS) $(PHOSPHOR_DBUS_INTERFACES_LIBS)
-utest_SOURCES = utest.cpp utest-led-json.cpp
-utest_LDADD = $(top_builddir)/manager.o
+utest_SOURCES = utest.cpp utest-led-json.cpp utest-serialize.cpp
+utest_LDADD = $(top_builddir)/manager.o $(top_builddir)/serialize.o