diff --git a/docs/source_docs/user_guide/inputs/time-stepping.rst b/docs/source_docs/user_guide/inputs/time-stepping.rst
index 97dc7ea13724701df7643d1774ea49ec24943125..eb306dc0f6ad3dd75524c55d0f61435adf403838 100644
--- a/docs/source_docs/user_guide/inputs/time-stepping.rst
+++ b/docs/source_docs/user_guide/inputs/time-stepping.rst
@@ -121,6 +121,8 @@ The following inputs are defined using the ``mfix`` prefix.
 | clean_exit           | This input represents the name of a file that, if found in the run    |    String   |   ""         |
 |                      | folder, makes the code stop and perform a clean exit                  |             |              |
 +----------------------+-----------------------------------------------------------------------+-------------+--------------+
+| init_shrink          | Factor by which ``dt`` is shrunk in the initial iterations and step   |    Real     |  1.0         |
++----------------------+-----------------------------------------------------------------------+-------------+--------------+
 
 In the case of unsteady flow, the simulation will stop when either the number of steps
 reaches ``max_step`` or time reaches ``stop_time``.