diff --git a/docs/Manpage.md b/docs/Manpage.md
index 53ce17f117..eb07b6398f 100644
--- a/docs/Manpage.md
+++ b/docs/Manpage.md
@@ -1743,6 +1743,8 @@ Only supports GitHub Actions as a CI provider. This is because Homebrew uses Git
   Only run the tap syntax check step.
 * `--only-formulae`:
   Only run the formulae steps.
+* `--only-formulae-detect`:
+  Only run the formulae detection steps.
 * `--only-cleanup-after`:
   Only run the post-cleanup step. Needs `--cleanup`.
 
diff --git a/manpages/brew.1 b/manpages/brew.1
index 4b2e75f235..f1036fe178 100644
--- a/manpages/brew.1
+++ b/manpages/brew.1
@@ -2468,6 +2468,10 @@ Only run the tap syntax check step\.
 Only run the formulae steps\.
 .
 .TP
+\fB\-\-only\-formulae\-detect\fR
+Only run the formulae detection steps\.
+.
+.TP
 \fB\-\-only\-cleanup\-after\fR
 Only run the post\-cleanup step\. Needs \fB\-\-cleanup\fR\.
 .