1 files changed, 3 insertions, 2 deletions
diff --git a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_OilCracker.java b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_OilCracker.java
index fa6d9c8163..b9ade288c1 100644
--- a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_OilCracker.java
+++ b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_OilCracker.java
@@ -328,7 +328,8 @@ public class GT_MetaTileEntity_OilCracker extends GT_MetaTileEntity_EnhancedMult
         for (GT_MetaTileEntity_Hatch_Input tHatch : mInputHatches) {
             tHatch.mRecipeMap = getRecipeMap();
             if (isValidMetaTileEntity(tHatch) && tHatch.getFillableStack() != null) {
-                rList.add(tHatch.getFillableStack());
+                if (!GT_Recipe.GT_Recipe_Map.sCrackingRecipes.isValidCatalystFluid(tHatch.getFillableStack()))
+                    rList.add(tHatch.getFillableStack());
             }
         }
         for (GT_MetaTileEntity_Hatch_Input tHatch : mMiddleInputHatches) {
@@ -347,4 +348,4 @@ public class GT_MetaTileEntity_OilCracker extends GT_MetaTileEntity_EnhancedMult
     public void construct(ItemStack stackSize, boolean hintsOnly) {
         buildPiece(STRUCTURE_PIECE_MAIN, stackSize, hintsOnly, 2, 1, 0);
     }
-}
-\ No newline at end of file
+}