diff --git a/package.json b/package.json
--- a/package.json
+++ b/package.json
@@ -18,6 +18,7 @@
     "@types/d3": "^7.4.3",
     "@types/debug": "^4.1.12",
     "@types/fpsmeter": "^0.3.34",
+    "@types/lodash": "^4.17.4",
     "@types/n3": "^1.16.4",
     "@types/node": "^20.12.11",
     "@types/reconnectingwebsocket": "^1.0.10",
@@ -32,6 +33,7 @@
     "immutable": "^4.3.5",
     "knockout": "^3.5.1",
     "lit": "^2.8.0",
+    "lodash": "^4.17.21",
     "n3": "^1.17.3",
     "onecolor": "^4.1.0",
     "parse-prometheus-text-format": "^1.1.1",