diff --git a/workspaces/tree-walker/package.json b/workspaces/tree-walker/package.json
index 43cad24c..c793bafa 100644
--- a/workspaces/tree-walker/package.json
+++ b/workspaces/tree-walker/package.json
@@ -41,7 +41,7 @@
     "@nodesecure/mama": "2.3.1",
     "@nodesecure/npm-registry-sdk": "4.5.2",
     "@nodesecure/npm-types": "^1.4.0",
-    "@npmcli/arborist": "9.8.0",
+    "@npmcli/arborist": "9.9.0",
     "combine-async-iterators": "^3.0.0",
     "itertools": "^2.3.1",
     "npm-pick-manifest": "^12.0.0",