diff --git a/lib/style/single_node.ex b/lib/style/single_node.ex
index c6a53b02..e63f6ffd 100644
--- a/lib/style/single_node.ex
+++ b/lib/style/single_node.ex
@@ -106,7 +106,8 @@ defmodule Styler.Style.SingleNode do
 
   defp style(node), do: node
 
-  defp r_align_matches(arrows), do: Enum.map(arrows, fn {:->, m, [lhs, rhs]} -> {:->, m, [put_matches_on_right(lhs), rhs]} end)
+  defp r_align_matches(arrows),
+    do: Enum.map(arrows, fn {:->, m, [lhs, rhs]} -> {:->, m, [put_matches_on_right(lhs), rhs]} end)
 
   defp put_matches_on_right(ast) do
     ast