diff --git a/package-lock.json b/package-lock.json
index f8e55398..dbac8545 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -6281,10 +6281,12 @@
       "license": "MIT"
     },
     "node_modules/@types/clownface": {
-      "version": "2.0.0",
-      "license": "MIT",
+      "version": "2.0.8",
+      "resolved": "https://registry.npmjs.org/@types/clownface/-/clownface-2.0.8.tgz",
+      "integrity": "sha512-vomfitsRIuvw9zp/Xph8/AHPRBQ+7Ji/OnQUC3TOem+KzG/z2rCeEjpZH23wP7t0gjXZHPiZU1syFkf/oP3v8w==",
       "dependencies": {
-        "rdf-js": "^4.0.2"
+        "@rdfjs/types": ">=1.0.0",
+        "@types/rdfjs__environment": "*"
       }
     },
     "node_modules/@types/duplex-to": {
@@ -27954,6 +27956,7 @@
       },
       "devDependencies": {
         "@rdfjs/to-ntriples": "^3.0.0",
+        "@types/clownface": "^2.0.8",
         "@types/rdfjs__term-set": "^2.0.9",
         "barnard59-env": "^1.2.6",
         "chai": "^4.3.7",
diff --git a/packages/cube/package.json b/packages/cube/package.json
index 71d470a2..cb9a27c9 100644
--- a/packages/cube/package.json
+++ b/packages/cube/package.json
@@ -36,6 +36,7 @@
     "through2": "^4.0.2"
   },
   "devDependencies": {
+    "@types/clownface": "^2.0.8",
     "@rdfjs/to-ntriples": "^3.0.0",
     "@types/rdfjs__term-set": "^2.0.9",
     "barnard59-env": "^1.2.6",