diff --git a/ps-grammar/basicFunctionalities/basicFunctionalities.jsgf b/ps-grammar/basicFunctionalities/basicFunctionalities.jsgf
index 9524242a84c546a8736aa1cc128df16630785b9c..6ab69373f0848c07a2893a1c2224f4588b596841 100644
--- a/ps-grammar/basicFunctionalities/basicFunctionalities.jsgf
+++ b/ps-grammar/basicFunctionalities/basicFunctionalities.jsgf
@@ -7,7 +7,7 @@ public <basicFunctionalities> = <question1> | <question2> | <question3> | <quest
 <yes> = <tobi_yes> | yes;
 <no> = <tobi_no> | no;
 <tobi_yes> = tobi yes;
-<toni_no> = tobi no;
+<tobi_no> = tobi no;
 <stop_pick_and_place> = stop pick and place;
 <question1> = what time is it;
 <question2> = what is your name;