diff --git a/middleman-core/lib/middleman-core/core_extensions/front_matter.rb b/middleman-core/lib/middleman-core/core_extensions/front_matter.rb
index da5897f7..b7b099d3 100644
--- a/middleman-core/lib/middleman-core/core_extensions/front_matter.rb
+++ b/middleman-core/lib/middleman-core/core_extensions/front_matter.rb
@@ -182,7 +182,7 @@ module Middleman::CoreExtensions
       rescue ::EOFError
       rescue ::IOError
       rescue ::Errno::ENOENT
-        ""
+        ''
       end
 
       begin