diff --git a/src/main/java/com/glodblock/github/util/FluidPatternDetails.java b/src/main/java/com/glodblock/github/util/FluidPatternDetails.java
index 8fdf5352..905abe7b 100644
--- a/src/main/java/com/glodblock/github/util/FluidPatternDetails.java
+++ b/src/main/java/com/glodblock/github/util/FluidPatternDetails.java
@@ -158,6 +158,10 @@ public class FluidPatternDetails implements ICraftingPatternDetails, Comparable<
         NBTTagCompound tag = new NBTTagCompound();
         tag.setTag("Inputs", writeStackArray(checkInitialized(inputs)));
         tag.setTag("Outputs", writeStackArray(checkInitialized(outputs)));
+        //horrible shit.
+        //I have to keep both to maintain the back capacity.
+        tag.setTag("in", writeStackArray(checkInitialized(inputs)));
+        tag.setTag("out", writeStackArray(checkInitialized(outputs)));
         patternStack.setTagCompound(tag);
         patternStackAe = Objects.requireNonNull(AEItemStack.fromItemStack(patternStack));
         return patternStack;