diff --git a/sapl/utils.py b/sapl/utils.py
index 42d4b2c6e..9bd6231dc 100644
--- a/sapl/utils.py
+++ b/sapl/utils.py
@@ -611,6 +611,9 @@ TIPOS_TEXTO_PERMITIDOS = (
     'text/pdf',
     'text/x-pdf',
     'text/plain',
+    'text/csv',
+    'application/vnd.ms-excel',
+    'application/csv',
     'application/txt',
     'browser/internal',
     'text/anytext',