diff --git a/include/meson.build b/include/meson.build
index 1402818..d7cf82b 100644
--- a/include/meson.build
+++ b/include/meson.build
@@ -11,6 +11,7 @@
   'stdplus/hash/tuple.hpp',
   'stdplus/net/addr/ether.hpp',
   'stdplus/net/addr/ip.hpp',
+  'stdplus/net/addr/subnet.hpp',
   'stdplus/numeric/endian.hpp',
   'stdplus/pinned.hpp',
   'stdplus/raw.hpp',