diff --git a/snapshot.go b/snapshot.go
index 68cf007df..eaaf94ec4 100644
--- a/snapshot.go
+++ b/snapshot.go
@@ -19,8 +19,6 @@ type Snapshot struct {
 	Username string      `json:"username,omitempty"`
 	UID      uint32      `json:"uid,omitempty"`
 	GID      uint32      `json:"gid,omitempty"`
-	UserID   string      `json:"userid,omitempty"`
-	GroupID  string      `json:"groupid,omitempty"`
 
 	id backend.ID // plaintext ID, used during restore
 }