diff --git a/src/plugins/pricelist/components/CalculationTable/BuildManual.vue b/src/plugins/pricelist/components/CalculationTable/BuildManual.vue
index 1674bca..40d4ee7 100644
--- a/src/plugins/pricelist/components/CalculationTable/BuildManual.vue
+++ b/src/plugins/pricelist/components/CalculationTable/BuildManual.vue
@@ -31,8 +31,7 @@ export default defineComponent({
   name: 'BuildManual',
   props: {
     steps: {
-      type: (Array as PropType<Array<string>>) || undefined,
-      required: true,
+      type: Array as PropType<Array<string>>,
     },
     editable: {
       type: Boolean,
diff --git a/src/plugins/pricelist/components/CalculationTable/DrinkPriceVolumes.vue b/src/plugins/pricelist/components/CalculationTable/DrinkPriceVolumes.vue
index 7532034..c5627b1 100644
--- a/src/plugins/pricelist/components/CalculationTable/DrinkPriceVolumes.vue
+++ b/src/plugins/pricelist/components/CalculationTable/DrinkPriceVolumes.vue
@@ -95,7 +95,7 @@
       </div>
       <div class="q-pa-sm">
         <ingredients
-          v-if="!public"
+          v-if="!public && !cost_per_volume"
           v-model="volume.ingredients"
           :editable="editable"
           @update="updateVolume(volume)"
@@ -130,6 +130,9 @@ export default defineComponent({
       type: Array as PropType<Array<DrinkPriceVolume>>,
       required: true,
     },
+    cost_per_volume: {
+      type: undefined
+    },
     editable: {
       type: Boolean,
       default: false,
diff --git a/src/plugins/pricelist/components/DrinkModify.vue b/src/plugins/pricelist/components/DrinkModify.vue
index fb3fcb4..2b46bf7 100644
--- a/src/plugins/pricelist/components/DrinkModify.vue
+++ b/src/plugins/pricelist/components/DrinkModify.vue
@@ -125,6 +125,7 @@
     <q-card-section :key="key">
       <drink-price-volumes
         v-model="edit_volumes"
+        :cost_per_volume='cost_per_volume'
         editable
         @update="updateVolume"
         @delete-volume="deleteVolume"