diff --git a/examples/aggregation/aggregation.out b/examples/aggregation/aggregation.out
index 37427165ae..2636263ed2 100644
--- a/examples/aggregation/aggregation.out
+++ b/examples/aggregation/aggregation.out
@@ -1,4 +1,4 @@
 $ bal run aggregation.bal
-[["itemA","itemA","itemB"],["itemB"]]
-[{"itemName":"itemA","quantity":3},{"itemName":"itemB","quantity":6}]
+[["A","A","B"],["B"]]
+[{"itemName":"A","quantity":3},{"itemName":"B","quantity":6}]
 196.2