diff --git a/DynareBison.yy b/DynareBison.yy
index e424cb6b..d97c8bfa 100644
--- a/DynareBison.yy
+++ b/DynareBison.yy
@@ -1619,6 +1619,8 @@ ms_estimation_option : o_coefficients_prior_hyperparameters
                      | o_final_year
                      | o_final_subperiod
                      | o_datafile
+                     | o_xls_sheet
+                     | o_xls_range
                      | o_nlags
                      | o_cross_restrictions
                      | o_contemp_reduced_form