diff --git a/src/main/java/com/gregtechceu/gtceu/api/machine/feature/multiblock/IMaintenanceMachine.java b/src/main/java/com/gregtechceu/gtceu/api/machine/feature/multiblock/IMaintenanceMachine.java
index 3216cc9850e..2767139627f 100644
--- a/src/main/java/com/gregtechceu/gtceu/api/machine/feature/multiblock/IMaintenanceMachine.java
+++ b/src/main/java/com/gregtechceu/gtceu/api/machine/feature/multiblock/IMaintenanceMachine.java
@@ -143,7 +143,7 @@ default GTRecipe modifyRecipe(GTRecipe recipe) {
             var durationMultiplier = getDurationMultiplier();
             if (durationMultiplier != 1) {
                 recipe = recipe.copy();
-                recipe.duration = (int) (recipe.duration * durationMultiplier);
+                recipe.duration = Math.max(1, Math.round(recipe.duration * durationMultiplier));
             }
         }
         return recipe;