diff --git a/model/config.go b/model/config.go
index fd9b2f193a..1e1167b565 100644
--- a/model/config.go
+++ b/model/config.go
@@ -1366,7 +1366,7 @@ func (s *FileSettings) SetDefaults(isUpdate bool) {
 	}
 
 	if s.MaxFileSize == nil {
-		s.MaxFileSize = NewInt64(52428800) // 50 MB
+		s.MaxFileSize = NewInt64(MB * 100)
 	}
 
 	if s.DriverName == nil {
diff --git a/model/utils.go b/model/utils.go
index f8c8a47f7e..2dd1be40df 100644
--- a/model/utils.go
+++ b/model/utils.go
@@ -31,6 +31,7 @@ const (
 	UPPERCASE_LETTERS = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
 	NUMBERS           = "0123456789"
 	SYMBOLS           = " !\"\\#$%&'()*+,-./:;<=>?@[]^_`|~"
+	MB                = 1 << 20
 )
 
 type StringInterface map[string]interface{}