diff --git a/eidas-idp/package-lock.json b/eidas-idp/package-lock.json
index 5534005..3256051 100644
--- a/eidas-idp/package-lock.json
+++ b/eidas-idp/package-lock.json
@@ -491,9 +491,9 @@
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+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
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@@ -654,9 +654,9 @@
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     },
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-      "resolved": "https://registry.npmjs.org/querystring/-/querystring-0.2.0.tgz",
-      "integrity": "sha1-sgmEkgO7Jd+CDadW50cAWHhSFiA="
+      "version": "0.2.1",
+      "resolved": "https://registry.npmjs.org/querystring/-/querystring-0.2.1.tgz",
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@@ -1006,9 +1006,9 @@
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-      "version": "0.3.0",
-      "resolved": "https://registry.npmjs.org/xmldom/-/xmldom-0.3.0.tgz",
-      "integrity": "sha512-z9s6k3wxE+aZHgXYxSTpGDo7BYOUfJsIRyoZiX6HTjwpwfS2wpQBQKa2fD+ShLyPkqDYo5ud7KitmLZ2Cd6r0g=="
+      "version": "0.5.0",
+      "resolved": "https://registry.npmjs.org/xmldom/-/xmldom-0.5.0.tgz",
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diff --git a/eidas-idp/package.json b/eidas-idp/package.json
index 65b737d..847f5b2 100644
--- a/eidas-idp/package.json
+++ b/eidas-idp/package.json
@@ -28,7 +28,7 @@
     "node-fetch": "^2.6.1",
     "samlp": "github:mcguinness/node-samlp",
     "xml-formatter": "^2.1.0",
-    "xmldom": "^0.3.0",
+    "xmldom": "^0.5.0",
     "yargs": "^15.3.1"
   }
 }