diff --git a/package-lock.json b/package-lock.json
index a1cedb2..0c1f2d3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9621,9 +9621,9 @@
       }
     },
     "node_modules/rdflib": {
-      "version": "2.3.8",
-      "resolved": "https://registry.npmjs.org/rdflib/-/rdflib-2.3.8.tgz",
-      "integrity": "sha512-moogxjqUHqZt+l6qbb0xZm7Cy+iwBwHhBev0N8/zkrCX+Q1iuMLrflUNxbeJO/f5E0XZ7AhyJjPrQkB9smYqIA==",
+      "version": "2.3.9",
+      "resolved": "https://registry.npmjs.org/rdflib/-/rdflib-2.3.9.tgz",
+      "integrity": "sha512-6HnEQ22QzgqPW2/R8y5IaeQoXnho6U+ovU1q/ZF556zEnSK4buwhw8/CDdRDwIHZQh5+PAncQxUhluO3JmguJQ==",
       "dev": true,
       "license": "MIT",
       "dependencies": {