diff --git a/lxd/api_internal.go b/lxd/api_internal.go
index e2822ad2dc07..85ac72f1dae8 100644
--- a/lxd/api_internal.go
+++ b/lxd/api_internal.go
@@ -1028,7 +1028,7 @@ func internalGC(d *Daemon, r *http.Request) response.Response {
 func internalRAFTSnapshot(d *Daemon, r *http.Request) response.Response {
 	logger.Warn("Forced RAFT snapshot not supported")
 
-	return response.InternalError(fmt.Errorf("Not supported"))
+	return response.InternalError(storageDrivers.ErrNotSupported)
 }
 
 func internalBGPState(d *Daemon, r *http.Request) response.Response {