diff --git a/apps/api/documents/api.js b/apps/api/documents/api.js
index 6ef6643639..4b4559ef8a 100644
--- a/apps/api/documents/api.js
+++ b/apps/api/documents/api.js
@@ -485,7 +485,7 @@
 
                 if (typeof _config.document.fileType === 'string' && _config.document.fileType != '') {
                     _config.document.fileType = _config.document.fileType.toLowerCase();
-                    var type = /^(?:(xls|xlsx|ods|csv|gsheet|xlsm|xlt|xltm|xltx|fods|ots|xlsb|sxc|et|ett)|(pps|ppsx|ppt|pptx|odp|gslides|pot|potm|potx|ppsm|pptm|fodp|otp|sxi|dps|dpt)|(pdf|djvu|xps|oxps)|(doc|docx|odt|gdoc|txt|rtf|mht|htm|html|mhtml|epub|docm|dot|dotm|dotx|fodt|ott|fb2|xml|oform|docxf|sxw|stw|wps|wpt))$/
+                    var type = /^(?:(xls|xlsx|ods|csv|gsheet|xlsm|xlt|xltm|xltx|fods|ots|xlsb|sxc|et|ett|numbers)|(pps|ppsx|ppt|pptx|odp|gslides|pot|potm|potx|ppsm|pptm|fodp|otp|sxi|dps|dpt|key)|(pdf|djvu|xps|oxps)|(doc|docx|odt|gdoc|txt|rtf|mht|htm|html|mhtml|epub|docm|dot|dotm|dotx|fodt|ott|fb2|xml|oform|docxf|sxw|stw|wps|wpt|pages))$/
                                     .exec(_config.document.fileType);
                     if (!type) {
                         window.alert("The \"document.fileType\" parameter for the config object is invalid. Please correct it.");
@@ -1028,7 +1028,7 @@
             isForm = false;
         if (config.document) {
             if (typeof config.document.fileType === 'string')
-                type = /^(?:(pdf)|(djvu|xps|oxps)|(xls|xlsx|ods|csv|xlst|xlsy|gsheet|xlsm|xlt|xltm|xltx|fods|ots|xlsb)|(pps|ppsx|ppt|pptx|odp|pptt|ppty|gslides|pot|potm|potx|ppsm|pptm|fodp|otp)|(oform|docxf))$/
+                type = /^(?:(pdf)|(djvu|xps|oxps)|(xls|xlsx|ods|csv|xlst|xlsy|gsheet|xlsm|xlt|xltm|xltx|fods|ots|xlsb|numbers)|(pps|ppsx|ppt|pptx|odp|pptt|ppty|gslides|pot|potm|potx|ppsm|pptm|fodp|otp|key)|(oform|docxf))$/
                     .exec(config.document.fileType);
 
             if (config.document.permissions)