diff --git a/test/dm/Makefile b/test/dm/Makefile
index d28a22f..f6a955cf 100644
--- a/test/dm/Makefile
+++ b/test/dm/Makefile
@@ -20,6 +20,7 @@
 obj-$(CONFIG_DM_GPIO) += gpio.o
 obj-$(CONFIG_DM_I2C) += i2c.o
 obj-$(CONFIG_DM_PCI) += pci.o
+obj-$(CONFIG_RAM) += ram.o
 obj-$(CONFIG_RESET) += reset.o
 obj-$(CONFIG_DM_RTC) += rtc.o
 obj-$(CONFIG_DM_SPI_FLASH) += sf.o