diff --git a/dev/debugging.rst b/dev/debugging.rst
index db0f6f332..80128bb73 100644
--- a/dev/debugging.rst
+++ b/dev/debugging.rst
@@ -1,5 +1,8 @@
 .. _debugging:
 
+.. todo::
+    This page mostly duplicates syncthing(1). Needs merging.
+
 Debugging Syncthing
 ===================