diff --git a/models/attachment.go b/models/attachment.go
index 2a3bbf9c8..fdd26b8ab 100755
--- a/models/attachment.go
+++ b/models/attachment.go
@@ -378,7 +378,7 @@ func GetUnDecompressAttachments() ([]*Attachment, error) {
 
 func getUnDecompressAttachments(e Engine) ([]*Attachment, error) {
 	attachments := make([]*Attachment, 0, 10)
-	return attachments, e.Where("decompress_state = ? and dataset_id != 0 and attachment.type = ? and (name like '%.zip' or name like '%.tar.gz')", DecompressStateInit, TypeCloudBrainOne).Find(&attachments)
+	return attachments, e.Where("decompress_state = ? and dataset_id != 0 and attachment.type = ? and (name like '%.zip' or name like '%.tar.gz' or name like '%.tgz')", DecompressStateInit, TypeCloudBrainOne).Find(&attachments)
 }
 
 func GetAllPublicAttachments() ([]*AttachmentUsername, error) {
diff --git a/routers/repo/attachment.go b/routers/repo/attachment.go
index a20ed9a7d..c62a7b215 100755
--- a/routers/repo/attachment.go
+++ b/routers/repo/attachment.go
@@ -407,7 +407,7 @@ func AddAttachment(ctx *context.Context) {
 }
 
 func isCanDecompress(name string) bool {
-	if strings.HasSuffix(name, ".zip") || strings.HasSuffix(name, ".tar.gz") {
+	if strings.HasSuffix(name, ".zip") || strings.HasSuffix(name, ".tar.gz") || strings.HasSuffix(name, ".tgz") {
 		return true
 	}
 	return false