--- /dev/null
+mimetype.assign += (
+ ".doc" => "application/msword",
+ ".docx" => "application/vnd.openxmlformats-officedocument.wordprocessingml.document",
+ ".dotx" => "application/vnd.openxmlformats-officedocument.wordprocessingml.template",
+ ".potx" => "application/vnd.openxmlformats-officedocument.presentationml.template",
+ ".ppsx" => "application/vnd.openxmlformats-officedocument.presentationml.slideshow",
+ ".ppt" => "application/vnd.ms-powerpoint",
+ ".pptx" => "application/vnd.openxmlformats-officedocument.presentationml.presentation",
+ ".rtf" => "application/rtf",
+ ".sldx" => "application/vnd.openxmlformats-officedocument.presentationml.slide",
+ ".xls" => "application/vnd.ms-excel",
+ ".xlsx" => "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
+ ".xltx" => "application/vnd.openxmlformats-officedocument.spreadsheetml.template",
+)