1 files changed, 14 insertions, 12 deletions
diff --git a/test/files/run/bug4291.scala b/test/files/run/bug4291.scala
index a6dd357296..0213bb2c20 100644
--- a/test/files/run/bug4291.scala
+++ b/test/files/run/bug4291.scala
@@ -1,17 +1,19 @@
 import scala.tools.partest._
 
-object Test extends App with SigTest {
-  show[List[_]]("apply")
-  show[Option[_]]("get")
-  show[Function1[_, _]]("apply")
+object Test extends SigTest {
+  def main(args: Array[String]): Unit = {
+    show[List[_]]("apply")
+    show[Option[_]]("get")
+    show[Function1[_, _]]("apply")
 
-  for (name <- List("map", "flatMap", "filter", "head", "groupBy")) {
-    show[Traversable[_]](name)
-    show[Iterable[_]](name)
-    show[Seq[_]](name)
-    show[Set[_]](name)
-    show[Map[_,_]](name)
-    show[Vector[_]](name)
-    show[Range](name)
+    for (name <- List("map", "flatMap", "filter", "head", "groupBy")) {
+      show[Traversable[_]](name)
+      show[Iterable[_]](name)
+      show[Seq[_]](name)
+      show[Set[_]](name)
+      show[Map[_,_]](name)
+      show[Vector[_]](name)
+      show[Range](name)
+    }
   }
 }