diff --git a/meson.build b/meson.build
index f84a2d3..c9c61e5 100644
--- a/meson.build
+++ b/meson.build
@@ -39,3 +39,4 @@
 subproject('metrics-ipmi-blobs', default_options: 'tests=' + tests_str)
 subproject('nemora-postd')
 subproject('libcr51sign')
+subproject('bios-key')