diff --git a/gremlin-js/gremlin-javascript/package.json b/gremlin-js/gremlin-javascript/package.json
index 9f87678562f..6beddbee51f 100644
--- a/gremlin-js/gremlin-javascript/package.json
+++ b/gremlin-js/gremlin-javascript/package.json
@@ -59,7 +59,7 @@
     "@types/readable-stream": "^4.0.10",
     "@types/uuid": "^9.0.8",
     "antlr-ng": "^1.0.10",
-    "chai": "~4.5.0",
+    "chai": "~6.2.2",
     "chai-string": "~1.5.0",
     "colors": "1.4.0",
     "cross-env": "^10.1.0",
diff --git a/gremlin-js/package-lock.json b/gremlin-js/package-lock.json
index e9d8b553943..38aab72fd35 100644
--- a/gremlin-js/package-lock.json
+++ b/gremlin-js/package-lock.json
@@ -30,7 +30,7 @@
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         "@types/uuid": "^9.0.8",
         "antlr-ng": "^1.0.10",
-        "chai": "~4.5.0",
+        "chai": "^6.2.2",
         "chai-string": "~1.5.0",
         "colors": "1.4.0",
         "cross-env": "^10.1.0",
@@ -54,6 +54,16 @@
         "@smithy/signature-v4": "^5.3.12"
       }
     },
+    "gremlin-javascript/node_modules/chai": {
+      "version": "6.2.2",
+      "resolved": "https://registry.npmjs.org/chai/-/chai-6.2.2.tgz",
+      "integrity": "sha512-NUPRluOfOiTKBKvWPtSD4PhFvWCqOi0BGStNWs57X9js7XGTprSmFoz5F0tWhR4WPjNeR9jXqdC7/UpSJTnlRg==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=18"
+      }
+    },
     "gremlin-javascript/node_modules/uuid": {
       "version": "9.0.1",
       "resolved": "https://registry.npmjs.org/uuid/-/uuid-9.0.1.tgz",
@@ -6255,6 +6265,7 @@
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       "dev": true,
       "license": "MIT",
+      "peer": true,
       "engines": {
         "node": "*"
       }
@@ -6674,6 +6685,7 @@
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       "dev": true,
       "license": "MIT",
+      "peer": true,
       "dependencies": {
         "assertion-error": "^1.1.0",
         "check-error": "^1.0.3",
@@ -6779,6 +6791,7 @@
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       "dev": true,
       "license": "MIT",
+      "peer": true,
       "dependencies": {
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       },
@@ -7242,6 +7255,7 @@
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       "dev": true,
       "license": "MIT",
+      "peer": true,
       "dependencies": {
         "type-detect": "^4.0.0"
       },
@@ -8353,6 +8367,7 @@
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       "dev": true,
       "license": "MIT",
+      "peer": true,
       "engines": {
         "node": "*"
       }
@@ -10227,6 +10242,7 @@
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       "dev": true,
       "license": "MIT",
+      "peer": true,
       "dependencies": {
         "get-func-name": "^2.0.1"
       }
@@ -11212,6 +11228,7 @@
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       "dev": true,
       "license": "MIT",
+      "peer": true,
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@@ -12901,6 +12918,7 @@
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       "dev": true,
       "license": "MIT",
+      "peer": true,
       "engines": {
         "node": ">=4"
       }