diff --git a/src/main/scala/app/ControllerBase.scala b/src/main/scala/app/ControllerBase.scala
index 8d6b21c..9b6b8df 100644
--- a/src/main/scala/app/ControllerBase.scala
+++ b/src/main/scala/app/ControllerBase.scala
@@ -1,7 +1,7 @@
 package app
 
 import _root_.util.Directory._
-import _root_.util.{StringUtil, FileUtil, Validations}
+import _root_.util.{FileUtil, Validations}
 import org.scalatra._
 import org.scalatra.json._
 import org.json4s._