diff --git a/changelog.d/gst-1406-verify-reader-doc.md b/changelog.d/gst-1406-verify-reader-doc.md
new file mode 100644
index 000000000..a8bc073ef
--- /dev/null
+++ b/changelog.d/gst-1406-verify-reader-doc.md
@@ -0,0 +1,3 @@
+### Fixed
+
+- **docs/review-policy.md now says `verify` checks each merged row's reader.** Since GST-1406, `gstack-review-dispatch verify` checks every merged row's reader, label and raw text against the output collect parsed. The policy text named only the label and raw text. This is the documentation debt #4017 shipped with.
diff --git a/docs/review-policy.md b/docs/review-policy.md
index 00d941011..882cd2004 100644
--- a/docs/review-policy.md
+++ b/docs/review-policy.md
@@ -798,7 +798,7 @@ ones, and the arm lost blockers. `bin/gstack-review-dispatch` closes both ends:
    byte-exact before anything was collected is void and counted (`voided=N` on the
    verdict line); one that produced an output stays `MISMATCH`. Then output hashes
    against the merged lines they produced, and each merged line against the finding collect
-   parses at that id's index from the unchanged output file, label and raw text byte for byte
+   parses at that id's index from the unchanged output file, its reader, label and raw text byte for byte
    (`merged_line_differs` on the OUTPUT and JUDGE rows otherwise, GST-541), so an edited
    merged.jsonl cannot lower a finding or swap its text. A recorded output file that is missing
    (`output_file_missing`), a judgment run on a merged file collect did not write