diff --git a/util/git/hash.go b/util/git/hash.go
index c5fdfad4354d57fcbe5489cafffb4f9fae52b73a..401e6edcd3cee74decf135f5d5ed148e1213ae13 100644
--- a/util/git/hash.go
+++ b/util/git/hash.go
@@ -35,7 +35,7 @@ func (h Hash) MarshalGQL(w io.Writer) {
 
 // IsValid tell if the hash is valid
 func (h *Hash) IsValid() bool {
-	if len(*h) != 40 {
+	if len(*h) != 40 && len(*h) != 64 {
 		return false
 	}
 	for _, r := range *h {