diff --git a/ps-grammar/cocktailparty/object.jsgf b/ps-grammar/cocktailparty/object.jsgf
index 0a22118043d2d4287073c8c81fc7697d03dd6dd4..e789872e6116581ee81a13c19b141f43c35eb543 100644
--- a/ps-grammar/cocktailparty/object.jsgf
+++ b/ps-grammar/cocktailparty/object.jsgf
@@ -3,7 +3,7 @@ grammar ToBI_object;
 public <statement> = <objectPhrase>;
 
 <objectPhrase> = [<verb>] [<personal_pronoun>] [<article>] <objects>;
-<objects> = beer_bottle | fanta | beer_can | coke | seven_up | chocolate_milk | energy_drink | orange_juice | milk | apple_juice;
+<objects> = orange_juice | fruit_juice | ice_tea | coffee | beer;
 
 <personal_pronoun> = me;
 <verb> = bring | carry | retrieve | fetch | get | give;