diff --git a/Makefile b/Makefile
index ccc87c3..3f28333 100644
--- a/Makefile
+++ b/Makefile
@@ -846,7 +846,7 @@
 ifdef CONFIG_POST
 libs-y += post/
 endif
-libs-$(CONFIG_UNIT_TEST) += test/
+libs-$(CONFIG_$(SPL_TPL_)UNIT_TEST) += test/
 libs-$(CONFIG_UT_ENV) += test/env/
 libs-$(CONFIG_UT_OPTEE) += test/optee/
 libs-$(CONFIG_UT_OVERLAY) += test/overlay/