diff --git a/middleman-core/lib/middleman-core/builder.rb b/middleman-core/lib/middleman-core/builder.rb
index d2235c5f..1796d4d7 100644
--- a/middleman-core/lib/middleman-core/builder.rb
+++ b/middleman-core/lib/middleman-core/builder.rb
@@ -117,7 +117,13 @@ module Middleman
                       .sort_by { |resource| SORT_ORDER.index(resource.ext) || 100 }
 
       if @glob
-        resources = resources.select { |resource| File.fnmatch(@glob, resource.destination_path) }
+        resources = resources.select do |resource|
+          if defined?(::File::FNM_EXTGLOB)
+            File.fnmatch(@glob, resource.destination_path, ::File::FNM_EXTGLOB)
+          else
+            File.fnmatch(@glob, resource.destination_path)
+          end
+        end
       end
 
       output_resources(resources)