diff --git a/framework/src/functormaterials/ParsedFunctorMaterial.C b/framework/src/functormaterials/ParsedFunctorMaterial.C
index 372e2ca51042..91047dfef819 100644
--- a/framework/src/functormaterials/ParsedFunctorMaterial.C
+++ b/framework/src/functormaterials/ParsedFunctorMaterial.C
@@ -22,10 +22,11 @@ ParsedFunctorMaterialTempl<is_ad>::validParams()
       "Computes a functor material from a parsed expression of other functors.");
   params.addRequiredCustomTypeParam<std::string>(
       "expression", "FunctionExpression", "Expression to parse for the new functor material");
-  params.addParam<std::vector<std::string>>("functor_names",
-                                            "Functors to use in the parsed expression");
+  params.addParam<std::vector<std::string>>(
+      "functor_names", {}, "Functors to use in the parsed expression");
   params.addParam<std::vector<std::string>>(
       "functor_symbols",
+      {},
       "Symbolic name to use for each functor in 'functor_names' in the parsed expression. If not "
       "provided, then the actual functor names must be used in the parsed expression.");
   params.addRequiredParam<std::string>("property_name",
diff --git a/modules/doc/content/training/more_detail/MOOSE_2024_01_16-17_MIT.md b/modules/doc/content/training/more_detail/MOOSE_2024_01_16-17_MIT.md
index 64494f6f4e39..eb24cc8695b2 100644
--- a/modules/doc/content/training/more_detail/MOOSE_2024_01_16-17_MIT.md
+++ b/modules/doc/content/training/more_detail/MOOSE_2024_01_16-17_MIT.md
@@ -4,5 +4,11 @@
 !include training/more_detail/generic_moose_training.md
 !style-end!
 
+The room for the training is tentatively 3-370.
+You may download the MIT app for a map of the campus.
+
+!alert note
+This version of the training will only span two days.
+
 
 [Back](training/index.md)