diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8489ef7c5..0cd71f406 100755
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,7 @@
 - Fixed NPE in some tiles
 - Fixed going out of crafting GUI not restoring state (scrollbar and search term)
 - Fixed not being able to create a pattern in disconnected Pattern Grid
+- Fixed not being able to place cake or string
 
 ### 0.7
 **Bugfixes**
diff --git a/src/main/java/refinedstorage/block/BlockMachine.java b/src/main/java/refinedstorage/block/BlockMachine.java
index 811581210..f8c3caf2f 100755
--- a/src/main/java/refinedstorage/block/BlockMachine.java
+++ b/src/main/java/refinedstorage/block/BlockMachine.java
@@ -54,7 +54,6 @@ public abstract class BlockMachine extends BlockBase {
         super.neighborChanged(state, world, pos, block);
 
         if (!world.isRemote) {
-            System.out.println("NeighbourChange");
             ((TileMachine) world.getTileEntity(pos)).searchController(world);
         }
     }
diff --git a/src/main/java/refinedstorage/container/slot/SlotSpecimen.java b/src/main/java/refinedstorage/container/slot/SlotSpecimen.java
index e12043733..2c9210bd7 100755
--- a/src/main/java/refinedstorage/container/slot/SlotSpecimen.java
+++ b/src/main/java/refinedstorage/container/slot/SlotSpecimen.java
@@ -2,6 +2,7 @@ package refinedstorage.container.slot;
 
 import net.minecraft.entity.player.EntityPlayer;
 import net.minecraft.item.ItemBlock;
+import net.minecraft.item.ItemBlockSpecial;
 import net.minecraft.item.ItemStack;
 import net.minecraftforge.items.IItemHandler;
 import net.minecraftforge.items.SlotItemHandler;
@@ -29,7 +30,7 @@ public class SlotSpecimen extends SlotItemHandler {
 
     @Override
     public boolean isItemValid(ItemStack stack) {
-        return isBlockOnly() ? (stack.getItem() instanceof ItemBlock) : true;
+        return isBlockOnly() ? (stack.getItem() instanceof ItemBlock || stack.getItem() instanceof ItemBlockSpecial) : true;
     }
 
     @Override
diff --git a/src/main/java/refinedstorage/tile/TileBase.java b/src/main/java/refinedstorage/tile/TileBase.java
index 0d03e08ce..e53868e2c 100755
--- a/src/main/java/refinedstorage/tile/TileBase.java
+++ b/src/main/java/refinedstorage/tile/TileBase.java
@@ -78,7 +78,6 @@ public abstract class TileBase extends TileEntity implements ITickable {
     public void readFromNBT(NBTTagCompound tag) {
         super.readFromNBT(tag);
 
-        System.out.println("READ FROM NBT " + pos);
         if (tag.hasKey(NBT_UPDATE)) {
             readUpdate(tag);
         } else {
diff --git a/src/main/java/refinedstorage/tile/TileConstructor.java b/src/main/java/refinedstorage/tile/TileConstructor.java
index 596daa29a..d91ce7f84 100755
--- a/src/main/java/refinedstorage/tile/TileConstructor.java
+++ b/src/main/java/refinedstorage/tile/TileConstructor.java
@@ -4,7 +4,9 @@ import io.netty.buffer.ByteBuf;
 import net.minecraft.block.Block;
 import net.minecraft.block.SoundType;
 import net.minecraft.inventory.Container;
+import net.minecraft.item.Item;
 import net.minecraft.item.ItemBlock;
+import net.minecraft.item.ItemBlockSpecial;
 import net.minecraft.item.ItemStack;
 import net.minecraft.nbt.NBTTagCompound;
 import net.minecraft.util.EnumFacing;
@@ -22,6 +24,8 @@ import refinedstorage.item.ItemUpgrade;
 import refinedstorage.tile.autocrafting.task.CraftingTaskScheduler;
 import refinedstorage.tile.config.ICompareConfig;
 
+import java.lang.reflect.Field;
+
 public class TileConstructor extends TileMachine implements ICompareConfig {
     public static final String NBT_COMPARE = "Compare";
 
@@ -49,9 +53,24 @@ public class TileConstructor extends TileMachine implements ICompareConfig {
         if (ticks % RefinedStorageUtils.getSpeed(upgrades, BASE_SPEED, 4) == 0 && filter.getStackInSlot(0) != null) {
             BlockPos front = pos.offset(getDirection());
 
-            Block block = ((ItemBlock) filter.getStackInSlot(0).getItem()).getBlock();
+            Item item = filter.getStackInSlot(0).getItem();
+            Block block = null;
 
-            if (block.canPlaceBlockAt(worldObj, front)) {
+            if (item instanceof ItemBlockSpecial) {
+                try {
+                    Field f = ((ItemBlockSpecial) item).getClass().getDeclaredField("block");
+                    f.setAccessible(true);
+                    block = (Block) f.get(item);
+                } catch (IllegalAccessException e) {
+                    // NO OP
+                } catch (NoSuchFieldException e) {
+                    // NO OP
+                }
+            } else if (item instanceof ItemBlock) {
+                block = ((ItemBlock) item).getBlock();
+            }
+
+            if (block != null && block.canPlaceBlockAt(worldObj, front)) {
                 ItemStack took = controller.take(filter.getStackInSlot(0).copy(), compare);
 
                 if (took != null) {