diff --git a/arch/x86/configs/x86_64_cuttlefish_defconfig b/arch/x86/configs/x86_64_cuttlefish_defconfig
index 4c80a8b6f0ce..deaecb9a3f1c 100644
--- a/arch/x86/configs/x86_64_cuttlefish_defconfig
+++ b/arch/x86/configs/x86_64_cuttlefish_defconfig
@@ -382,6 +382,7 @@ CONFIG_USB_CONFIGFS_F_AUDIO_SRC=y
 CONFIG_USB_CONFIGFS_UEVENT=y
 CONFIG_USB_CONFIGFS_F_MIDI=y
 CONFIG_RTC_CLASS=y
+CONFIG_RTC_DRV_TEST=y
 CONFIG_VIRTIO_PCI=y
 CONFIG_VIRTIO_BALLOON=y
 CONFIG_VIRTIO_INPUT=y