diff --git a/gremlin-mcp/src/main/javascript/package-lock.json b/gremlin-mcp/src/main/javascript/package-lock.json
index 50cf0673173..bfcff739eb4 100644
--- a/gremlin-mcp/src/main/javascript/package-lock.json
+++ b/gremlin-mcp/src/main/javascript/package-lock.json
@@ -4104,9 +4104,9 @@
       "license": "MIT"
     },
     "node_modules/effect": {
-      "version": "3.17.9",
-      "resolved": "https://registry.npmjs.org/effect/-/effect-3.17.9.tgz",
-      "integrity": "sha512-Nkkn9n1zhy30Dq0MpQatDCH7nfYnOIiebkOHNxmmvoVnEDKCto+2ZwDDWFGzcN/ojwfqjRXWGC9Lo91K5kwZCg==",
+      "version": "3.21.0",
+      "resolved": "https://registry.npmjs.org/effect/-/effect-3.21.0.tgz",
+      "integrity": "sha512-PPN80qRokCd1f015IANNhrwOnLO7GrrMQfk4/lnZRE/8j7UPWrNNjPV0uBrZutI/nHzernbW+J0hdqQysHiSnQ==",
       "license": "MIT",
       "dependencies": {
         "@standard-schema/spec": "^1.0.0",