diff --git a/src/net/lookup_test.go b/src/net/lookup_test.go
index ed53465ef6..3a31f56bea 100644
--- a/src/net/lookup_test.go
+++ b/src/net/lookup_test.go
@@ -416,6 +416,7 @@ func TestLookupGoogleHost(t *testing.T) {
 }
 
 func TestLookupLongTXT(t *testing.T) {
+	testenv.SkipFlaky(t, 22857)
 	mustHaveExternalNetwork(t)
 
 	defer dnsWaitGroup.Wait()