diff --git a/doc/manual/source/the-model-file.rst b/doc/manual/source/the-model-file.rst
index cabae8cbb..1dd16c492 100644
--- a/doc/manual/source/the-model-file.rst
+++ b/doc/manual/source/the-model-file.rst
@@ -3481,7 +3481,7 @@ speed-up on large models.
 
        Solves the linearized version of the perfect foresight
        model. The model must be stationary. Only available with option
-       ``stack_solve_algo==0``.
+       ``stack_solve_algo==0`` or ``stack_solve_algo==7``.
 
     *Output*