diff --git a/tests/meson.build b/tests/meson.build
index 509d67b..ee57387 100644
--- a/tests/meson.build
+++ b/tests/meson.build
@@ -24,6 +24,7 @@
         'telemetry-ut',
         [
             '../src/metric.cpp',
+            '../src/numeric_threshold.cpp',
             '../src/persistent_json_storage.cpp',
             '../src/report.cpp',
             '../src/report_factory.cpp',
@@ -31,12 +32,14 @@
             '../src/sensor.cpp',
             '../src/sensor_cache.cpp',
             '../src/trigger.cpp',
+            '../src/trigger_factory.cpp',
             '../src/trigger_manager.cpp',
             'src/dbus_environment.cpp',
             'src/main.cpp',
             'src/stubs/dbus_sensor_object.cpp',
             'src/test_detached_timer.cpp',
             'src/test_metric.cpp',
+            'src/test_numeric_threshold.cpp',
             'src/test_persistent_json_storage.cpp',
             'src/test_report.cpp',
             'src/test_report_manager.cpp',