diff --git a/src/main/java/com/glodblock/github/inventory/WirelessFluidPatternTerminalPatterns.java b/src/main/java/com/glodblock/github/inventory/WirelessFluidPatternTerminalPatterns.java
index c1bb0171..90b62b5c 100644
--- a/src/main/java/com/glodblock/github/inventory/WirelessFluidPatternTerminalPatterns.java
+++ b/src/main/java/com/glodblock/github/inventory/WirelessFluidPatternTerminalPatterns.java
@@ -26,6 +26,11 @@ public class WirelessFluidPatternTerminalPatterns extends AppEngInternalInventor
         this.writeToNBT(Platform.openNbtData(is), "pattern");
     }
 
+    @Override
+    public void markDirty(int slotIndex) {
+        this.markDirty();
+    }
+
     @Override
     public void setInventorySlotContents(final int slot, final ItemStack newItemStack) {
         final ItemStack oldStack = this.inv[slot];