diff --git a/doc/en/reference.rst b/doc/en/reference.rst
index 52d83cf6e..f6a204fff 100644
--- a/doc/en/reference.rst
+++ b/doc/en/reference.rst
@@ -976,6 +976,7 @@ passed multiple times. The expected format is ``name=value``. For example::
 
     * ``skip`` skips tests with an empty parameterset (default)
     * ``xfail`` marks tests with an empty parameterset as xfail(run=False)
+    * ``fail_at_collect`` raises an exception if parametrize collects an empty parameter set
 
     .. code-block:: ini