diff --git a/vignettes/teal-data.Rmd b/vignettes/teal-data.Rmd
index 687b136d9..be619f0e7 100644
--- a/vignettes/teal-data.Rmd
+++ b/vignettes/teal-data.Rmd
@@ -30,18 +30,25 @@ my_data <- within(
   {
     data1 <- data.frame(id = 1:10, x = 11:20)
     data2 <- data.frame(id = 1:10, x = 21:30)
+    data3 <- data.frame(id = 1:10, x = 31:40)
   }
 )
 
 # get objects stored in teal_data
 my_data[["data1"]]
-my_data[["data1"]]
+my_data[["data2"]]
+
+# limit objects stored in teal_data
+my_data[c("data1", "data3")]
 
 # get reproducible code
 get_code(my_data)
 
+# get code just for specific object
+get_code(my_data, names = "data2")
+
 # get or set datanames
-datanames(my_data) <- c("data1", "data2")
+datanames(my_data) <- c("data1", "data2", "data3")
 datanames(my_data)
 
 # print
@@ -93,4 +100,7 @@ join_keys(my_data) <- join_keys(
 )
 
 join_keys(my_data)
+
+# join_keys for limited object
+join_keys(my_data["child"])
 ```