1 files changed, 2 insertions, 2 deletions
diff --git a/src/main/scala/Chisel/FileSystemUtilities.scala b/src/main/scala/Chisel/FileSystemUtilities.scala
index efb7178d..575ae138 100644
--- a/src/main/scala/Chisel/FileSystemUtilities.scala
+++ b/src/main/scala/Chisel/FileSystemUtilities.scala
@@ -1,10 +1,10 @@
-// See LICENSE for details
+// See LICENSE for license details.
 
 package Chisel
 
 @deprecated("FileSystemUtilities doesn't exist in chisel3", "3.0.0")
 trait FileSystemUtilities {
-  def createOutputFile(name: String) = {
+  def createOutputFile(name: String): java.io.FileWriter  = {
     new java.io.FileWriter(Driver.targetDir + "/" + name)
   }
 }