diff --git a/bulletin/models.py b/bulletin/models.py
index 43c5732..d017f04 100644
--- a/bulletin/models.py
+++ b/bulletin/models.py
@@ -8,23 +8,17 @@ from topics.models import Resource
 
 def validate_file_extension(value):
 	valid_formats = [
-		'image/jpeg','image/x-citrix-jpeg','image/png','image/x-citrix-png','image/x-png',
-		'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
 		'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',
-		'application/vnd.openxmlformats-officedocument.presentationml.slideshow',
-		'application/vnd.openxmlformats-officedocument.presentationml.presentation',
-		'application/vnd.ms-excel','text/html','application/msword','application/vnd.oasis.opendocument.presentation',
-		'application/vnd.oasis.opendocument.spreadsheet','application/vnd.oasis.opendocument.text',
-		'application/pdf'
+		'application/vnd.ms-excel','application/vnd.oasis.opendocument.spreadsheet','text/csv'
 	]
 
 	if hasattr(value.file, 'content_type'):
 		if not value.file.content_type in valid_formats:
-			raise ValidationError(_('Please select a valid file. The uploaded file must have one of the following extensions: .doc, .docx, .html, .jpg, .odp, .ods, .odt, .pdf, .png, .ppt, .pptx, .xlx e .xlsx'))
+			raise ValidationError(_('Please select a valid file. The uploaded file must have one of the following extensions: .csv, .xlx, .xls and .xlsx'))
 
 class Bulletin(Resource):
 	content = models.TextField(_('Bulletin Content'), blank = True)
-	file_content = models.FileField(_('File'), blank = True, upload_to = 'files/', validators = [validate_file_extension])
+	file_content = models.FileField(_('Bulletin Data (Goals)'), blank = True, upload_to = 'files/', validators = [validate_file_extension])
 
 	class Meta:
 		verbose_name = _('Bulletin')
--
libgit2 0.21.2