diff --git a/bpmn-diff-webapp/package-lock.json b/bpmn-diff-webapp/package-lock.json
index b3e5f82..f14a605 100644
--- a/bpmn-diff-webapp/package-lock.json
+++ b/bpmn-diff-webapp/package-lock.json
@@ -1841,9 +1841,9 @@
       "dev": true
     },
     "diagram-js": {
-      "version": "3.3.0",
-      "resolved": "https://registry.npmjs.org/diagram-js/-/diagram-js-3.3.0.tgz",
-      "integrity": "sha512-ATAjw4FGk+9ns+hWFWXgsqP8gTvUQpDdveMg+af4wInEETWVlP1hZOGU2uFm1nF0RmEtJ4fhY1DQVkaIq66rcg==",
+      "version": "3.3.1",
+      "resolved": "https://registry.npmjs.org/diagram-js/-/diagram-js-3.3.1.tgz",
+      "integrity": "sha512-O4jdbcajP8D82U8NvUVVIgA4FuA64D3le2yLuaLTkYbkZookU06lm80cXxomAznLuJugEUy0xWugW9bHeJxnoA==",
       "requires": {
         "css.escape": "^1.5.1",
         "didi": "^4.0.0",