diff --git a/meson.build b/meson.build
index e089391..1a48479 100644
--- a/meson.build
+++ b/meson.build
@@ -15,7 +15,9 @@
 
 libsdbusplus_src = files(
     'src/exception.cpp',
+    'src/bus.cpp',
     'src/sdbus.cpp',
+    'src/server/interface.cpp',
     'src/server/transaction.cpp',
 )