diff --git a/.github/pull_request_template.md b/.github/pull_request_template.md
index bbe5845f5a9..1301bfb0e60 100644
--- a/.github/pull_request_template.md
+++ b/.github/pull_request_template.md
@@ -1,6 +1,6 @@
 ## TLDR
 
-<!-- Fill in the bullets below and keep each one short and concrete
+<!-- Fill in the bullets below and keep each one short and concrete: one line per bullet, roughly 10 words max
      This section must be extremely human parsable, comprehensible, and readable: its target audience is humans, not AI agents -->
 
 Problem this solves: