diff --git a/processing/pre/mentat_spectralBox b/processing/pre/mentat_spectralBox
index 7a4cf5ee3..5b8bb6fb9 100755
--- a/processing/pre/mentat_spectralBox
+++ b/processing/pre/mentat_spectralBox
@@ -93,7 +93,7 @@ def material():
   cmds = [\
   "*new_mater standard",
   "*mater_option general:state:solid",
-  "*mater_option structural:type:hypo_ealst",
+  "*mater_option structural:type:hypo_elast",
   "*mater_name",
   "hypela2",
   "*add_mater_elements",