diff --git a/project/Formatting.scala b/project/Formatting.scala
index 61f731cb78..13cdf88b63 100644
--- a/project/Formatting.scala
+++ b/project/Formatting.scala
@@ -18,15 +18,8 @@ object Formatting {
     ScalariformKeys.preferences in MultiJvm := setPreferences(ScalariformKeys.preferences.value)
   )
 
-  lazy val docFormatSettings = Seq(
-    ScalariformKeys.preferences := setPreferences(ScalariformKeys.preferences.value, rewriteArrowSymbols = false),
-    ScalariformKeys.preferences in Compile := setPreferences(ScalariformKeys.preferences.value, rewriteArrowSymbols = false),
-    ScalariformKeys.preferences in Test := setPreferences(ScalariformKeys.preferences.value, rewriteArrowSymbols = false),
-    ScalariformKeys.preferences in MultiJvm := setPreferences(ScalariformKeys.preferences.value, rewriteArrowSymbols = false)
-  )
-
-  def setPreferences(preferences: IFormattingPreferences, rewriteArrowSymbols: Boolean = true) = preferences
-    .setPreference(RewriteArrowSymbols, rewriteArrowSymbols)
+  def setPreferences(preferences: IFormattingPreferences) = preferences
+    .setPreference(RewriteArrowSymbols, true)
     .setPreference(AlignParameters, true)
     .setPreference(AlignSingleLineCaseStatements, true)
     .setPreference(DoubleIndentConstructorArguments, false)