diff --git a/tools/indoorgml-to-json-convertor/package-lock.json b/tools/indoorgml-to-json-convertor/package-lock.json
index bd766a7..f3048d3 100644
--- a/tools/indoorgml-to-json-convertor/package-lock.json
+++ b/tools/indoorgml-to-json-convertor/package-lock.json
@@ -65,9 +65,9 @@
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-      "resolved": "https://registry.npmjs.org/xmldom/-/xmldom-0.1.27.tgz",
-      "integrity": "sha1-1QH5ezvbQDr4757MIFcxh6rawOk="
+      "version": "0.5.0",
+      "resolved": "https://registry.npmjs.org/xmldom/-/xmldom-0.5.0.tgz",
+      "integrity": "sha512-Foaj5FXVzgn7xFzsKeNIde9g6aFBxTPi37iwsno8QvApmtg7KYrr+OPyRHcJF7dud2a5nGRBXK3n0dL62Gf7PA=="
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     "xmlhttprequest": {
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