diff --git a/common/buildcraft/builders/ItemBlueprintStandard.java b/common/buildcraft/builders/ItemBlueprintStandard.java
index 79064b77..841b38bb 100644
--- a/common/buildcraft/builders/ItemBlueprintStandard.java
+++ b/common/buildcraft/builders/ItemBlueprintStandard.java
@@ -28,12 +28,14 @@ public class ItemBlueprintStandard extends ItemBlueprint {
 	@Override
 	public IIcon getIconIndex(ItemStack stack) {
 		if (!NBTUtils.getItemData(stack).hasKey("name")) {
+			setMaxStackSize(16);
 			itemIcon = cleanBlueprint;
-			return itemIcon;
 		} else {
+			setMaxStackSize(1);
 			itemIcon = usedBlueprint;
-			return itemIcon;
 		}
+		
+		return itemIcon;
     }
 
 	@Override
diff --git a/common/buildcraft/builders/ItemBlueprintTemplate.java b/common/buildcraft/builders/ItemBlueprintTemplate.java
index 3f1f2e53..92378111 100644
--- a/common/buildcraft/builders/ItemBlueprintTemplate.java
+++ b/common/buildcraft/builders/ItemBlueprintTemplate.java
@@ -28,12 +28,14 @@ public class ItemBlueprintTemplate extends ItemBlueprint {
 	@Override
 	public IIcon getIconIndex(ItemStack stack) {
 		if (!NBTUtils.getItemData(stack).hasKey("name")) {
+			setMaxStackSize(16);
 			itemIcon = cleanTemplate;
-			return itemIcon;
 		} else {
+			setMaxStackSize(1);
 			itemIcon = usedTemplate;
-			return itemIcon;
 		}
+		
+		return itemIcon;
 	}
 
 	@Override