diff --git a/examples/src/main/scala/org/apache/spark/examples/graphx/Analytics.scala b/examples/src/main/scala/org/apache/spark/examples/graphx/Analytics.scala
index 9cc47327f9a484b7896e451dde7dfc97111aaa9d..409721b01c8fd0e2da451ba6cd0cdc352f51f239 100644
--- a/examples/src/main/scala/org/apache/spark/examples/graphx/Analytics.scala
+++ b/examples/src/main/scala/org/apache/spark/examples/graphx/Analytics.scala
@@ -33,6 +33,10 @@ object Analytics extends Logging {
     if (args.length < 2) {
       System.err.println(
         "Usage: Analytics <taskType> <file> --numEPart=<num_edge_partitions> [other options]")
+      System.err.println("Supported 'taskType' as follows:")
+      System.err.println("  pagerank    Compute PageRank")
+      System.err.println("  cc          Compute the connected components of vertices")
+      System.err.println("  triangles   Count the number of triangles")
       System.exit(1)
     }