diff --git a/tools/test_apps/build_system/rsource_test/main/port/esp32c3/Kconfig b/tools/test_apps/build_system/rsource_test/main/port/esp32c3/Kconfig
new file mode 100644
index 0000000000..c18c28fd4d
--- /dev/null
+++ b/tools/test_apps/build_system/rsource_test/main/port/esp32c3/Kconfig
@@ -0,0 +1 @@
+rsource "../../../Kconfig.extra"