diff --git a/src/main/java/com/gregtechceu/gtceu/api/item/tool/TreeFellingHelper.java b/src/main/java/com/gregtechceu/gtceu/api/item/tool/TreeFellingHelper.java
index 0cfe40829d..49e56a26f7 100644
--- a/src/main/java/com/gregtechceu/gtceu/api/item/tool/TreeFellingHelper.java
+++ b/src/main/java/com/gregtechceu/gtceu/api/item/tool/TreeFellingHelper.java
@@ -101,6 +101,7 @@ public static void onWorldTick(TickEvent.LevelTickEvent event) {
             }
             if (!finished.isEmpty()) {
                 helpers.removeAll(finished);
+                finished.clear();
             }
         }
     }