diff --git a/lib/net/ftp.rb b/lib/net/ftp.rb
index 13bab21abe..b70414eb2b 100644
--- a/lib/net/ftp.rb
+++ b/lib/net/ftp.rb
@@ -769,7 +769,7 @@ module Net
     alias dir list
 
     MLSxEntry = Struct.new(:facts, :pathname)
-    
+
     CASE_DEPENDENT_PARSER = ->(value) { value }
     CASE_INDEPENDENT_PARSER = ->(value) { value.downcase }
     INTEGER_PARSER = ->(value) { value.to_i }