diff --git a/doc/manual/source/the-model-file.rst b/doc/manual/source/the-model-file.rst
index 2d60d43bde4789d0437badca6209f9f5d631f9af..931730b77b6230dc235fee548eac24ead016a537 100644
--- a/doc/manual/source/the-model-file.rst
+++ b/doc/manual/source/the-model-file.rst
@@ -3852,7 +3852,7 @@ speed-up on large models.
        ``homotopy_marginal_linearization_fallback`` option. It is typically
        used in situations where it is known that homotopy will fail to go
        beyond a certain point, so as to save computing time, while at the same
-       time getting an approximate solution.
+       time getting an approximate solution. Default: ``1``.
 
     .. option:: homotopy_exclude_varexo = (VARIABLE_NAME...)