diff --git a/trie/sync_test.go b/trie/sync_test.go
index fc871a22c80a..8fec378333da 100644
--- a/trie/sync_test.go
+++ b/trie/sync_test.go
@@ -434,6 +434,7 @@ func TestDuplicateAvoidanceSync(t *testing.T) {
 // Tests that at any point in time during a sync, only complete sub-tries are in
 // the database.
 func TestIncompleteSync(t *testing.T) {
+	t.Parallel()
 	// Create a random trie to copy
 	srcDb, srcTrie, _ := makeTestTrie()