diff --git a/src/main/java/supersymmetry/api/recipes/SuSyRecipeMaps.java b/src/main/java/supersymmetry/api/recipes/SuSyRecipeMaps.java
index 1d7dd2f91..90aa40d5d 100644
--- a/src/main/java/supersymmetry/api/recipes/SuSyRecipeMaps.java
+++ b/src/main/java/supersymmetry/api/recipes/SuSyRecipeMaps.java
@@ -39,7 +39,7 @@ public class SuSyRecipeMaps {
     public static final RecipeMap<CatalystRecipeBuilder> ROASTER_RECIPES = new RecipeMap<>("roaster", 3, 2, 2, 3, new CatalystRecipeBuilder(), false)
             .setSound(GTSoundEvents.COMBUSTION);
 
-    public static final RecipeMap<SimpleRecipeBuilder> VACUUM_CHAMBER = new RecipeMap<>("vacuum_chamber", 4, 1, 2, 2, new SimpleRecipeBuilder(), false)
+    public static final RecipeMap<SimpleRecipeBuilder> VACUUM_CHAMBER = new RecipeMap<>("vacuum_chamber", 4, 2, 2, 2, new SimpleRecipeBuilder(), false)
             .setProgressBar(GuiTextures.PROGRESS_BAR_COMPRESS, ProgressWidget.MoveType.HORIZONTAL)
             .setSound(GTSoundEvents.CENTRIFUGE);