diff --git a/src/main/java/org/comroid/api/tree/Terminatable.java b/src/main/java/org/comroid/api/tree/Terminatable.java
index 95fc075b..c843b880 100644
--- a/src/main/java/org/comroid/api/tree/Terminatable.java
+++ b/src/main/java/org/comroid/api/tree/Terminatable.java
@@ -2,5 +2,7 @@
 
 public interface Terminatable {
     default void terminate() throws Throwable {
+        if (this instanceof AutoCloseable ac)
+            ac.close();
     }
 }