diff --git a/registry/directory/directory_test.go b/registry/directory/directory_test.go
index dde944d62410cee6429dbbc408eb364a354f1613..9008e6ecb79993626bac19a8fcf6870532386b01 100644
--- a/registry/directory/directory_test.go
+++ b/registry/directory/directory_test.go
@@ -124,7 +124,7 @@ func Test_Destroy(t *testing.T) {
 func Test_List(t *testing.T) {
 	registryDirectory, _ := normalRegistryDir()
 
-	time.Sleep(4e9)
+	time.Sleep(6e9)
 	assert.Len(t, registryDirectory.List(&invocation.RPCInvocation{}), 3)
 	assert.Equal(t, true, registryDirectory.IsAvailable())