diff --git a/docs/source/yosys_internals/extending_yosys/contributing.rst b/docs/source/yosys_internals/extending_yosys/contributing.rst
index 70170fc48..92c7c64a8 100644
--- a/docs/source/yosys_internals/extending_yosys/contributing.rst
+++ b/docs/source/yosys_internals/extending_yosys/contributing.rst
@@ -31,6 +31,8 @@ Formatting of code
 
 .. _Linux Kernel Coding Style: https://www.kernel.org/doc/Documentation/process/coding-style.rst
 
+- Check out :doc:`documenting` for guidelines on providing help text for
+  commands and cells.
 
 C++ Language
 ~~~~~~~~~~~~