diff --git a/functions/package.json b/functions/package.json
index 28ca46c..1de75ee 100644
--- a/functions/package.json
+++ b/functions/package.json
@@ -24,7 +24,7 @@
     "sirv": "^0.4.2",
     "slp-list": "0.0.8",
     "slp-sdk": "^4.11.0",
-    "slpjs": "^0.21.3",
+    "slpjs": "^0.27.4",
     "xmlhttprequest": "1.8.0",
     "cors": "^2.8.5"
   },