diff --git a/ayanova/devdocs/todo.txt b/ayanova/devdocs/todo.txt
index 31d00c49..567f2785 100644
--- a/ayanova/devdocs/todo.txt
+++ b/ayanova/devdocs/todo.txt
@@ -188,11 +188,6 @@ todo: how to add locale keys in future after release without erasing all data?
 CURRENTLY DOING: PurchaseOrder - restock required
 
 
-todo: if poitem has woitempartrequest (is a part request)
-	quantity can not be any different than the requested amount, that entire line item must be dedicated to the part request which makes 
-	restock reports etc much easier to handle
-	can code this now even though the wo is not there yet as potiem already has that field, in fact I think it's done already but double check
-
 todo: can edit po number but if I set an existing po number 4 to 23 for example and the last autogenerated is 22 it will happily make another 23 so there are now two
 	what I want to happen is it skips existing numbers
 	Research this method and how I can work with it and give it a good think because it maybe a dangerous thing to expose or just fuckery
diff --git a/ayanova/src/views/inv-purchase-order.vue b/ayanova/src/views/inv-purchase-order.vue
index dbf84a48..48d1686d 100644
--- a/ayanova/src/views/inv-purchase-order.vue
+++ b/ayanova/src/views/inv-purchase-order.vue
@@ -9,9 +9,7 @@
           <v-col cols="12" sm="6" lg="4" xl="3">
             <v-text-field
               v-model="obj.serial"
-              :readonly="formState.readOnly"
-              :clearable="!formState.readOnly"
-              @click:clear="fieldValueChanged('serial')"
+              :readonly="formState.readOnly || !canEditSerial"
               :label="$ay.t('PurchaseOrderPONumber')"
               ref="serial"
               data-cy="serial"
@@ -21,7 +19,6 @@
               ]"
               :error-messages="form().serverErrors(this, 'serial')"
               @input="fieldValueChanged('serial')"
-              type="number"
             ></v-text-field>
           </v-col>
           <v-col cols="12" sm="6" lg="4" xl="3">
@@ -932,6 +929,9 @@ export default {
         serverError: {}
       },
       rights: window.$gz.role.defaultRightsObject(),
+      canEditSerial: window.$gz.role.hasRole([
+        window.$gz.role.AUTHORIZATION_ROLES.BizAdminFull
+      ]),
       ayaType: window.$gz.type.PurchaseOrder,
       currencyName: window.$gz.locale.getCurrencyName(),
       timeZoneName: window.$gz.locale.getResolvedTimeZoneName(),