diff --git a/test/Makefile.am b/test/Makefile.am
index 4a01994..31e6142 100644
--- a/test/Makefile.am
+++ b/test/Makefile.am
@@ -14,6 +14,7 @@
 check_PROGRAMS = sensor_manager_unittest sensor_pluggable_unittest \
  sensor_host_unittest util_unittest pid_zone_unittest \
  pid_thermalcontroller_unittest pid_fancontroller_unittest \
+ pid_stepwisecontroller_unittest \
  dbus_passive_unittest dbus_active_unittest
 TESTS = $(check_PROGRAMS)
 
@@ -40,6 +41,10 @@
  $(top_builddir)/pid/util.o $(top_builddir)/pid/pidcontroller.o \
  $(top_builddir)/pid/thermalcontroller.o
 
+pid_stepwisecontroller_unittest_SOURCES = pid_stepwisecontroller_unittest.cpp
+pid_stepwisecontroller_unittest_LDADD = $(top_builddir)/pid/ec/stepwise.o \
+ $(top_builddir)/pid/util.o $(top_builddir)/pid/stepwisecontroller.o
+
 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 \