diff --git a/apps/hash-ai-worker-ts/package.json b/apps/hash-ai-worker-ts/package.json
index 4b13f398aef..251a5a9d18d 100644
--- a/apps/hash-ai-worker-ts/package.json
+++ b/apps/hash-ai-worker-ts/package.json
@@ -71,7 +71,7 @@
     "googleapis": "133.0.0",
     "is-docker": "3.0.0",
     "jsdom": "24.1.3",
-    "llamaindex": "0.2.10",
+    "llamaindex": "0.5.27",
     "lodash.debounce": "4.0.8",
     "lodash.isequal": "4.5.0",
     "lodash.ismatch": "4.4.0",