diff --git a/core/src/test/scala/spark/RDDSuite.scala b/core/src/test/scala/spark/RDDSuite.scala
index 95d2e627306f6a83fc10b406b1564a1a4a5d7027..89a3687386e73bdae133e1db74b1494d184ad204 100644
--- a/core/src/test/scala/spark/RDDSuite.scala
+++ b/core/src/test/scala/spark/RDDSuite.scala
@@ -12,7 +12,8 @@ class RDDSuite extends FunSuite with LocalSparkContext {
     val nums = sc.makeRDD(Array(1, 2, 3, 4), 2)
     assert(nums.collect().toList === List(1, 2, 3, 4))
     val dups = sc.makeRDD(Array(1, 1, 2, 2, 3, 3, 4, 4), 2)
-    assert(dups.distinct().count === 4)
+    assert(dups.distinct().count() === 4)
+    assert(dups.distinct.count === 4)  // Can distinct and count be called without parentheses?
     assert(dups.distinct().collect === dups.distinct().collect)
     assert(dups.distinct(2).collect === dups.distinct().collect)
     assert(nums.reduce(_ + _) === 10)