diff --git a/pw_watch/py/pw_watch/watch.py b/pw_watch/py/pw_watch/watch.py
index f8df9f2..445a33b 100755
--- a/pw_watch/py/pw_watch/watch.py
+++ b/pw_watch/py/pw_watch/watch.py
@@ -553,6 +553,8 @@
     '*.cpp',
     '*.cmake',
     'CMakeLists.txt',
+    '*.dts',
+    '*.dtsi',
     '*.gn',
     '*.gni',
     '*.go',