diff --git a/test/Kconfig b/test/Kconfig
index 48a0e50..f53629a 100644
--- a/test/Kconfig
+++ b/test/Kconfig
@@ -33,4 +33,5 @@
 
 source "test/dm/Kconfig"
 source "test/env/Kconfig"
+source "test/optee/Kconfig"
 source "test/overlay/Kconfig"