diff --git a/elm-generator/src/main/scala/generator/elm/Imports.scala b/elm-generator/src/main/scala/generator/elm/Imports.scala
index 7c6ddc43..dcafb54a 100644
--- a/elm-generator/src/main/scala/generator/elm/Imports.scala
+++ b/elm-generator/src/main/scala/generator/elm/Imports.scala
@@ -26,7 +26,7 @@ case class Imports() {
 
   def addExposing(name: String, types: String): Unit = addExposing(name, Seq(types))
 
-  def addExposing(name: String, types: Seq[String]): Unit = {
+  private[this] def addExposing(name: String, types: Seq[String]): Unit = {
     exposingAll.put(name, ExposingAllValue.Types(types))
     ()
   }