diff --git a/backend/ftp/ftp_internal_test.go b/backend/ftp/ftp_internal_test.go
index 173ffe1cd..bd1d8c677 100644
--- a/backend/ftp/ftp_internal_test.go
+++ b/backend/ftp/ftp_internal_test.go
@@ -36,7 +36,7 @@ func (f *Fs) testUploadTimeout(t *testing.T) {
 	const (
 		fileSize    = 100000000             // 100 MiB
 		idleTimeout = 40 * time.Millisecond // small because test server is local
-		maxTime     = 5 * time.Second       // prevent test hangup
+		maxTime     = 10 * time.Second      // prevent test hangup
 	)
 
 	if testing.Short() {