diff --git a/src/soc/ucb/Makefile.inc b/src/soc/ucb/Makefile.inc
index 35bc72871c..fe40742484 100644
--- a/src/soc/ucb/Makefile.inc
+++ b/src/soc/ucb/Makefile.inc
@@ -1 +1 @@
-subdirs-$(CONFIG_CPU_UCB_RISCV) += riscv
+subdirs-$(CONFIG_SOC_UCB_RISCV) += riscv