diff --git a/test/Makefile.am b/test/Makefile.am
index 04cf2df..07c96ce 100644
--- a/test/Makefile.am
+++ b/test/Makefile.am
@@ -37,7 +37,7 @@
 pid_zone_unittest_SOURCES = pid_zone_unittest.cpp
 pid_zone_unittest_LDADD = $(top_builddir)/pid/ec/pid.o \
  $(top_builddir)/sensors/manager.o $(top_builddir)/pid/pidcontroller.o \
- $(top_builddir)/pid/zone.o
+ $(top_builddir)/pid/zone.o $(top_builddir)/pid/tuning.o
 
 pid_thermalcontroller_unittest_SOURCES = pid_thermalcontroller_unittest.cpp
 pid_thermalcontroller_unittest_LDADD = $(top_builddir)/pid/ec/pid.o \
@@ -51,7 +51,7 @@
 pid_fancontroller_unittest_SOURCES = pid_fancontroller_unittest.cpp
 pid_fancontroller_unittest_LDADD = $(top_builddir)/pid/ec/pid.o \
  $(top_builddir)/pid/util.o $(top_builddir)/pid/pidcontroller.o \
- $(top_builddir)/pid/fancontroller.o
+ $(top_builddir)/pid/fancontroller.o $(top_builddir)/pid/tuning.o
 
 dbus_passive_unittest_SOURCES = dbus_passive_unittest.cpp
 dbus_passive_unittest_LDADD = $(top_builddir)/dbus/util.o \