diff --git a/ps-grammar/restaurant/object.jsgf b/ps-grammar/restaurant/object.jsgf
index 8e42f447924ca437e2a63701c914fc3582b213a2..63230b52356ed69b159f0d7b2bd22ea224d65044 100644
--- a/ps-grammar/restaurant/object.jsgf
+++ b/ps-grammar/restaurant/object.jsgf
@@ -6,4 +6,4 @@ public <restaurant> = [tobi] [please] <command> [please] [tobi];
 <objects> = <drinks> | <snacks>;
 
 <drinks> = (orange juice) | (fruit juice) | (ice tea) | coffee | beer;
-<snacks> = chocolates | (chewing gum) | peanuts;
+<snacks> = chocolates | (chewing gum) | peanuts | apple;