diff --git a/go/viperutil/internal/sync/sync_test.go b/go/viperutil/internal/sync/sync_test.go
index 50e46a2c240..128824fe1ce 100644
--- a/go/viperutil/internal/sync/sync_test.go
+++ b/go/viperutil/internal/sync/sync_test.go
@@ -36,6 +36,7 @@ import (
 )
 
 func TestWatchConfig(t *testing.T) {
+	t.Skip("flaky test (@ajm188): https://github.com/vitessio/vitess/issues/13498")
 	type config struct {
 		A, B int
 	}