diff --git a/tools/power-utils/meson.build b/tools/power-utils/meson.build
index 790e1d2..f7c491e 100644
--- a/tools/power-utils/meson.build
+++ b/tools/power-utils/meson.build
@@ -5,6 +5,7 @@
     'aei_updater.cpp',
     'utils.cpp',
     'model.cpp',
+    'validator.cpp',
     'main.cpp',
     dependencies: [
         cli11_dep,