diff --git a/filter/trie_test.c b/filter/trie_test.c
index c528c7d9..3d780335 100644
--- a/filter/trie_test.c
+++ b/filter/trie_test.c
@@ -129,6 +129,7 @@ t_match_net(void)
     }
   }
 
+  bt_bird_cleanup();
   return BT_SUCCESS;
 }