diff --git a/test/dm/Makefile b/test/dm/Makefile
index 5094a78..518ee8e 100644
--- a/test/dm/Makefile
+++ b/test/dm/Makefile
@@ -74,4 +74,5 @@
 obj-$(CONFIG_DM_MDIO_MUX) += mdio_mux.o
 obj-$(CONFIG_DM_RNG) += rng.o
 obj-$(CONFIG_CLK_K210_SET_RATE) += k210_pll.o
+obj-$(CONFIG_SIMPLE_PM_BUS) += simple-pm-bus.o
 endif