1 files changed, 3 insertions, 0 deletions
diff --git a/src/main/java/gregtech/common/blocks/ItemMachines.java b/src/main/java/gregtech/common/blocks/ItemMachines.java
index ff031c8456..f6816f468a 100644
--- a/src/main/java/gregtech/common/blocks/ItemMachines.java
+++ b/src/main/java/gregtech/common/blocks/ItemMachines.java
@@ -373,6 +373,9 @@ public class ItemMachines extends ItemBlock implements IFluidContainerItem {
             if (!(tMetaTile instanceof MTEDigitalTankBase)) {
                 return 0;
             }
+            if (container.stackSize > 1) {
+                return 0;
+            }
             if (container.stackTagCompound == null) container.stackTagCompound = new NBTTagCompound();
             final FluidStack tStoredFluid = getFluid(container);
             final int tCapacity = getCapacity(container);