diff --git a/proxmox/snapshot.go b/proxmox/snapshot.go
index a77a6727..704ed02d 100644
--- a/proxmox/snapshot.go
+++ b/proxmox/snapshot.go
@@ -173,6 +173,9 @@ func (snap SnapshotName) Rollback(c *Client, vmr *VmRef) (exitStatus string, err
 	if err != nil {
 		return
 	}
+	if err = snap.Validate(); err != nil {
+		return
+	}
 	// TODO check if snapshot exists
 	return snap.Rollback_Unsafe(c, vmr)
 }