diff --git a/src/api/acts/roomContent.ts b/src/api/acts/roomContent.ts
index 869b7f0..8b3484c 100644
--- a/src/api/acts/roomContent.ts
+++ b/src/api/acts/roomContent.ts
@@ -342,7 +342,7 @@ export const addProduct: Act = {
         server: "string",
         title: "string-256",
         description: "string-4096",
-        listCatID: "number",
+        listCatID: "nullpointer",
         defUnit: "number",
         defValue: "string-256",
         ean: "string-64",
@@ -398,7 +398,7 @@ export const changeProduct: Act = {
         listProdID: "number",
         title: "string-256",
         description: "string-4096",
-        listCatID: "number",
+        listCatID: "nullpointer",
         defUnit: "number",
         defValue: "string-256",
         ean: "string-64",