diff --git a/src/main/asciidoc/models/design/inventory.puml b/src/main/asciidoc/models/design/inventory.puml
index 9c2de62..19e64bc 100644
--- a/src/main/asciidoc/models/design/inventory.puml
+++ b/src/main/asciidoc/models/design/inventory.puml
@@ -27,7 +27,7 @@ package catering {
       + InventoryController(inventory : UniqueInventory)
       + list(model : Model) : String
       + edit(model : Model, pid : Product) : String
-      + edit(model : Model, pid : Product, form : InventoryMutateForm) : String
+      + edit(model : Model, form : InventoryMutateForm) : String
       + edit(form : InventoryMutateForm, result : Errors, pid : Product, model : Model) : String
       + add(model : Model) : String
       + add(model : Model, form : InventoryMutateForm) : String
diff --git a/src/main/java/catering/inventory/InventoryController.java b/src/main/java/catering/inventory/InventoryController.java
index 9eaabbc..e5711db 100644
--- a/src/main/java/catering/inventory/InventoryController.java
+++ b/src/main/java/catering/inventory/InventoryController.java
@@ -66,7 +66,7 @@ class InventoryController {
 	String edit(Model model, @PathVariable Product pid) {
 		CatalogDummy product = (CatalogDummy) pid;
 		UniqueInventoryItem item = inventory.findByProduct(pid).get();
-		return edit(model, pid,
+		return edit(model,
 				new InventoryMutateForm(product.getType(),
 						product.getName(),
 						item.getQuantity(),
@@ -77,7 +77,7 @@ class InventoryController {
 								.map(NumberValue::doubleValueExact)));
 	}
 
-	String edit(Model model, @PathVariable Product pid, InventoryMutateForm form) {
+	String edit(Model model, InventoryMutateForm form) {
 		model.addAttribute("actionIsAdd", false);
 		model.addAttribute("form", form);
 
@@ -86,9 +86,10 @@ class InventoryController {
 
 	@PreAuthorize("hasRole('ADMIN')")
 	@PostMapping("/inventory/edit/{pid}")
-	String edit(@Valid @ModelAttribute("form") InventoryMutateForm form, Errors result, @PathVariable Product pid, Model model) {
+	String edit(@Valid @ModelAttribute("form") InventoryMutateForm form, Errors result, @PathVariable Product pid,
+			Model model) {
 		if (result.hasErrors()) {
-			return edit(model, pid, form);
+			return edit(model, form);
 		}
 		CatalogDummy product = (CatalogDummy) pid;
 		UniqueInventoryItem item = inventory.findByProduct(pid).get();