diff --git a/cloud/templates/cloud/cloud_main.html b/cloud/templates/cloud/cloud_main.html
index 3c5256d..9312e7a 100644
--- a/cloud/templates/cloud/cloud_main.html
+++ b/cloud/templates/cloud/cloud_main.html
@@ -730,9 +730,7 @@ $('.droppable_div').on('dragleave', function (e) {
         currentid = e["currentTarget"]['id'];                
         $("#{{parentid}}_div").removeClass('bg-secondary');         
     });    
-
-allowedtypes = "application/msword, application/vnd.ms-excel, application/vnd.ms-powerpoint, text/plain, application/pdf, image/*, image/x-png, image/gif, image/jpg, image/jpeg, image/JPEG, image/JPG, docx, JPEG, JPG, doc, odt, ODT, application/vnd.openxmlformats-officedocument.wordprocessingml.document, application/vnd.openxmlformats-officedocument.presentationml.presentation"
-
+allowedtypes = "application/msword, application/vnd.ms-excel, application/vnd.ms-powerpoint, text/plain, application/pdf, image/*, image/x-png, image/gif, image/jpg, image/jpeg, image/JPEG, image/JPG, docx, JPEG, JPG, doc, odt, ODT, application/vnd.openxmlformats-officedocument.wordprocessingml.document, application/vnd.openxmlformats-officedocument.presentationml.presentation, application/vnd.openxmlformats-officedocument.spreadsheetml.sheet"
 
 function uploadAction(filetodo, parid){
   var formData = new FormData($("#uploadFileForm")[0]);
diff --git a/cloud/views.py b/cloud/views.py
index 5db8fbf..d470658 100644
--- a/cloud/views.py
+++ b/cloud/views.py
@@ -235,7 +235,7 @@ def adddirbyajax(request, parent):
 		uploadsource = request.POST["uploadsource"]
 		# VALIDATE FILE-TYPE
 		file_ext = request.FILES['uploadedfile'].name.split(".")[1]
-		allowed_types = ["txt", "TXT", "png", "PNG", "jpeg", "JPEG", "jpg", "JPG", "PDF", "pdf", "csv", "CSV", "DOC", "doc", "DOCX", "docx", "ODT", "odt", "PPT", "ppt", "PPTX", "pptx"]
+		allowed_types = ["txt", "TXT", "png", "PNG", "jpeg", "JPEG", "jpg", "JPG", "PDF", "pdf", "csv", "CSV", "DOC", "doc", "DOCX", "docx", "ODT", "odt", "PPT", "ppt", "PPTX", "pptx", "XLS", "xls", "XLSX", "xlsx"]
 		file_ok = False
 		for t in allowed_types:
 			if t == file_ext:
diff --git a/standards/templates/standards/standards_add.html b/standards/templates/standards/standards_add.html
index 76c488c..4d51d48 100644
--- a/standards/templates/standards/standards_add.html
+++ b/standards/templates/standards/standards_add.html
@@ -485,7 +485,7 @@ $('#directdiv').on('dragleave', function (e) {
         $("#directdiv").removeClass('bg-secondary');         
     });    
 
-allowedtypes = "application/msword, application/vnd.ms-excel, application/vnd.ms-powerpoint, text/plain, application/pdf, image/*, image/x-png, image/gif, image/jpg, image/jpeg, image/JPEG, image/JPG, docx, JPEG, JPG, doc, odt, ODT, application/vnd.openxmlformats-officedocument.wordprocessingml.document, application/vnd.openxmlformats-officedocument.presentationml.presentation"
+allowedtypes = "application/msword, application/vnd.ms-excel, application/vnd.ms-powerpoint, text/plain, application/pdf, image/*, image/x-png, image/gif, image/jpg, image/jpeg, image/JPEG, image/JPG, docx, JPEG, JPG, doc, odt, ODT, application/vnd.openxmlformats-officedocument.wordprocessingml.document, application/vnd.openxmlformats-officedocument.presentationml.presentation, application/vnd.openxmlformats-officedocument.spreadsheetml.sheet"
 
 
 function uploadButtonPush(){
@@ -504,6 +504,7 @@ function uploadAction(filetodo){
   var formData = new FormData();
   formData.append("uploadedfile", filetodo); 
   formData.append("uploadsource", "standards"); 
+  console.log(filetodo.type);
   if(allowedtypes.indexOf(filetodo.type) != -1 && filetodo.type.length > 0){
     $.ajax({
         url: "{% url 'cloud-adddir' parentid %}",
diff --git a/standards/templates/standards/standards_update.html b/standards/templates/standards/standards_update.html
index 9ccd68a..b5dcbc6 100644
--- a/standards/templates/standards/standards_update.html
+++ b/standards/templates/standards/standards_update.html
@@ -566,9 +566,7 @@ $('#directdiv').on('dragleave', function (e) {
         $("#directdiv").removeClass('bg-secondary');         
     });    
 
-allowedtypes = "application/msword, application/vnd.ms-excel, application/vnd.ms-powerpoint, text/plain, application/pdf, image/*, image/x-png, image/gif, image/jpg, image/jpeg, image/JPEG, image/JPG, docx, JPEG, JPG, doc, odt, ODT, application/vnd.openxmlformats-officedocument.wordprocessingml.document, application/vnd.openxmlformats-officedocument.presentationml.presentation"
-
-
+allowedtypes = "application/msword, application/vnd.ms-excel, application/vnd.ms-powerpoint, text/plain, application/pdf, image/*, image/x-png, image/gif, image/jpg, image/jpeg, image/JPEG, image/JPG, docx, JPEG, JPG, doc, odt, ODT, application/vnd.openxmlformats-officedocument.wordprocessingml.document, application/vnd.openxmlformats-officedocument.presentationml.presentation, application/vnd.openxmlformats-officedocument.spreadsheetml.sheet"
 
 function uploadButtonPush(){
   $("#uploadedfile").click();