diff --git a/src/main/java/baritone/behavior/MemoryBehavior.java b/src/main/java/baritone/behavior/MemoryBehavior.java
index 49986018..696e107d 100644
--- a/src/main/java/baritone/behavior/MemoryBehavior.java
+++ b/src/main/java/baritone/behavior/MemoryBehavior.java
@@ -21,6 +21,7 @@ import baritone.Baritone;
 import baritone.api.event.events.BlockInteractEvent;
 import baritone.api.event.events.PacketEvent;
 import baritone.api.event.events.PlayerUpdateEvent;
+import baritone.api.event.events.TickEvent;
 import baritone.api.event.events.type.EventState;
 import baritone.cache.ContainerMemory;
 import baritone.cache.Waypoint;
@@ -60,6 +61,14 @@ public final class MemoryBehavior extends Behavior {
         super(baritone);
     }
 
+    @Override
+    public synchronized void onTick(TickEvent event) {
+        if (event.getType() == TickEvent.Type.OUT) {
+            enderChestWindowId = null;
+            futureInventories.clear();
+        }
+    }
+
     @Override
     public synchronized void onPlayerUpdate(PlayerUpdateEvent event) {
         if (event.getState() == EventState.PRE) {