diff --git a/src/main/java/appeng/container/implementations/ContainerMEPortableCell.java b/src/main/java/appeng/container/implementations/ContainerMEPortableCell.java
index 85aebf731..849e83999 100644
--- a/src/main/java/appeng/container/implementations/ContainerMEPortableCell.java
+++ b/src/main/java/appeng/container/implementations/ContainerMEPortableCell.java
@@ -174,11 +174,6 @@ public class ContainerMEPortableCell extends ContainerMEMonitorable implements I
         }
     }
 
-    @Override
-    public void onSlotChange(Slot s) {
-        super.detectAndSendChanges();
-    }
-
     @Override
     public void saveChanges() {
         if (Platform.isServer()) {
diff --git a/src/main/java/appeng/fluids/container/ContainerMEPortableFluidCell.java b/src/main/java/appeng/fluids/container/ContainerMEPortableFluidCell.java
index 6490d7f84..3f6263e08 100644
--- a/src/main/java/appeng/fluids/container/ContainerMEPortableFluidCell.java
+++ b/src/main/java/appeng/fluids/container/ContainerMEPortableFluidCell.java
@@ -477,11 +477,6 @@ public class ContainerMEPortableFluidCell extends AEBaseContainer implements IAE
         }
     }
 
-    @Override
-    public void onSlotChange(Slot s) {
-        detectAndSendChanges();
-    }
-
     private void queueInventory(final IContainerListener c) {
         if (Platform.isServer() && c instanceof EntityPlayer && this.monitor != null) {
             try {