diff --git a/lib/sinatra/base.rb b/lib/sinatra/base.rb
index 4ab7a96f..a17929f8 100644
--- a/lib/sinatra/base.rb
+++ b/lib/sinatra/base.rb
@@ -835,7 +835,7 @@ module Sinatra
             @preferred_extension = engine.to_s
             find_template(views, data, template) do |file|
               path ||= file # keep the initial path rather than the last one
-              if found = File.exists?(file)
+              if found = File.exist?(file)
                 path = file
                 break
               end