diff --git a/src/web/static/sitemap.mjs b/src/web/static/sitemap.mjs
index 4f8101d4..f373a277 100644
--- a/src/web/static/sitemap.mjs
+++ b/src/web/static/sitemap.mjs
@@ -1,5 +1,5 @@
 import sm from "sitemap";
-import OperationConfig from "../../core/config/OperationConfig.json" assert { type: "json" };
+import OperationConfig from "../../core/config/OperationConfig.json" with { type: "json" };
 
 /**
  * Generates an XML sitemap for all CyberChef operations and a number of recipes.
diff --git a/tests/node/tests/Categories.mjs b/tests/node/tests/Categories.mjs
index e6f8bd72..f37b43ec 100644
--- a/tests/node/tests/Categories.mjs
+++ b/tests/node/tests/Categories.mjs
@@ -1,6 +1,6 @@
 import TestRegister from "../../lib/TestRegister.mjs";
-import Categories from "../../../src/core/config/Categories.json" assert {type: "json"};
-import OperationConfig from "../../../src/core/config/OperationConfig.json" assert {type: "json"};
+import Categories from "../../../src/core/config/Categories.json" with {type: "json"};
+import OperationConfig from "../../../src/core/config/OperationConfig.json" with {type: "json"};
 import it from "../assertionHandler.mjs";
 import assert from "assert";