diff --git a/doc/manual/source/the-model-file.rst b/doc/manual/source/the-model-file.rst
index cabae8cbb2c0c132a1d97b7788c87931a0c64ac8..1dd16c492445c0812a86c8f7a2eb69f1dd0259ad 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*