diff --git a/lib/kamal/configuration/builder.rb b/lib/kamal/configuration/builder.rb
index cf69939b..dcc9c516 100644
--- a/lib/kamal/configuration/builder.rb
+++ b/lib/kamal/configuration/builder.rb
@@ -38,7 +38,7 @@ class Kamal::Configuration::Builder
   def dockerfile
     @options["dockerfile"] || "Dockerfile"
   end
-  
+
   def target
     @options["target"]
   end