diff --git a/clients/js-legacy/package.json b/clients/js-legacy/package.json
index 23e1a41..41eef68 100644
--- a/clients/js-legacy/package.json
+++ b/clients/js-legacy/package.json
@@ -49,7 +49,7 @@
         "@types/chai": "^5.0.1",
         "@types/node": "^22.10.1",
         "@types/mocha": "^10.0.10",
-        "chai": "^5.1.2",
+        "chai": "^6.2.1",
         "eslint": "^8.57.1",
         "eslint-config-prettier": "^10.0.1",
         "eslint-plugin-prettier": "^5.2.3",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index f8d0c7c..b0c1f28 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -78,8 +78,8 @@ importers:
         specifier: ^22.10.1
         version: 22.19.2
       chai:
-        specifier: ^5.1.2
-        version: 5.3.3
+        specifier: ^6.2.1
+        version: 6.2.1
       eslint:
         specifier: ^8.57.1
         version: 8.57.1
@@ -1153,8 +1153,8 @@ packages:
     resolution: {integrity: sha512-vIwORDd/WyB8Nc23o2zNN5RrtFGlR6Fca61TtjkUXueI3Jf2DOZDl1zsshvBntZ3wZHBM9ztjnkXSmzQDaq3WA==}
     engines: {node: '>=20'}
 
-  chai@5.3.3:
-    resolution: {integrity: sha512-4zNhdJD/iOjSH0A05ea+Ke6MU5mmpQcbQsSOkgdaUMJ9zTlDTD/GYlwohmIE2u0gaxHYiVHEn1Fw9mZ/ktJWgw==}
+  chai@6.2.1:
+    resolution: {integrity: sha512-p4Z49OGG5W/WBCPSS/dH3jQ73kD6tiMmUM+bckNK6Jr5JHMG3k9bg/BvKR8lKmtVBKmOiuVaV2ws8s9oSbwysg==}
     engines: {node: '>=18'}
 
   chalk@4.1.2:
@@ -1165,10 +1165,6 @@ packages:
     resolution: {integrity: sha512-7NzBL0rN6fMUW+f7A6Io4h40qQlG+xGmtMxfbnH/K7TAtt8JQWVQK+6g0UXKMeVJoyV5EkkNsErQ8pVD3bLHbA==}
     engines: {node: ^12.17.0 || ^14.13 || >=16.0.0}
 
-  check-error@2.1.1:
-    resolution: {integrity: sha512-OAlb+T7V4Op9OwdkjmguYRqncdlx5JiofwOAUkmTF+jNdHwzTaTs4sRAGpzLF3oOz5xAyDGrPgeIDFQmDOTiJw==}
-    engines: {node: '>= 16'}
-
   check-more-types@2.24.0:
     resolution: {integrity: sha512-Pj779qHxV2tuapviy1bSZNEL1maXr13bPYpsvSDB68HlYcYuhlDrmGd63i0JHMCLKzc7rUSNIrpdJlhVlNwrxA==}
     engines: {node: '>= 0.8.0'}
@@ -1274,10 +1270,6 @@ packages:
     resolution: {integrity: sha512-9iE1PgSik9HeIIw2JO94IidnE3eBoQrFJ3w7sFuzSX4DpmZ3v5sZpUiV5Swcf6mQEF+Y0ru8Neo+p+nyh2J+hQ==}
     engines: {node: '>=10'}
 
-  deep-eql@5.0.2:
-    resolution: {integrity: sha512-h5k/5U50IJJFpzfL6nO9jaaumfjO/f2NjK/oYB2Djzm4p9L+3T9qWpZqZ2hAbLPuuYq9wrU08WQyBTL5GbPk5Q==}
-    engines: {node: '>=6'}
-
   deep-is@0.1.4:
     resolution: {integrity: sha512-oIPzksmTg4/MriiaYGO+okXDT7ztn/w3Eptv/+gSIdMdKsJo0u4CfYNFJPy+4SKMuCqGw2wxnA+URMg3t8a/bQ==}
 
@@ -1886,9 +1878,6 @@ packages:
     resolution: {integrity: sha512-8XPvpAA8uyhfteu8pIvQxpJZ7SYYdpUivZpGy6sFsBuKRY/7rQGavedeB8aK+Zkyq6upMFVL/9AW6vOYzfRyLg==}
     engines: {node: '>=10'}
 
-  loupe@3.2.1:
-    resolution: {integrity: sha512-CdzqowRJCeLU72bHvWqwRBBlLcMEtIvGrlvef74kMnV2AolS9Y8xUv1I0U/MNAWMhBlKIoyuEgoJ0t/bbwHbLQ==}
-
   lru-cache@10.4.3:
     resolution: {integrity: sha512-JNAzZcXrCt42VGLuYz0zfAzDfAvJWW6AfYlDBQyDV5DClI2m5sAmK+OIO7s59XfsRsWHp02jAJrRadPRGTt6SQ==}
 
@@ -2103,10 +2092,6 @@ packages:
   pathe@2.0.3:
     resolution: {integrity: sha512-WUjGcAqP1gQacoQe+OBJsFA7Ld4DyXuUIjZ5cc75cLHvJ7dtNsTugphxIADwspS+AraAUePCKrSVtPLFj/F88w==}
 
-  pathval@2.0.1:
-    resolution: {integrity: sha512-//nshmD55c46FuFw26xV/xFAaB5HF9Xdap7HJBBnrKdAd6/GxDBaNA1870O79+9ueg61cZLSVc+OaFlfmObYVQ==}
-    engines: {node: '>= 14.16'}
-
   pause-stream@0.0.11:
     resolution: {integrity: sha512-e3FBlXLmN/D1S+zHzanP4E/4Z60oFAa3O051qt1pxa7DEJWKAyil6upYVXCWadEnuoqa4Pkc9oUx9zsxYeRv8A==}
 
@@ -3849,13 +3834,7 @@ snapshots:
     dependencies:
       nofilter: 3.1.0
 
-  chai@5.3.3:
-    dependencies:
-      assertion-error: 2.0.1
-      check-error: 2.1.1
-      deep-eql: 5.0.2
-      loupe: 3.2.1
-      pathval: 2.0.1
+  chai@6.2.1: {}
 
   chalk@4.1.2:
     dependencies:
@@ -3864,8 +3843,6 @@ snapshots:
 
   chalk@5.6.2: {}
 
-  check-error@2.1.1: {}
-
   check-more-types@2.24.0: {}
 
   chokidar@4.0.3:
@@ -3956,8 +3933,6 @@ snapshots:
 
   decamelize@4.0.0: {}
 
-  deep-eql@5.0.2: {}
-
   deep-is@0.1.4: {}
 
   delay@5.0.0: {}
@@ -4613,8 +4588,6 @@ snapshots:
       chalk: 4.1.2
       is-unicode-supported: 0.1.0
 
-  loupe@3.2.1: {}
-
   lru-cache@10.4.3: {}
 
   lru-cache@11.2.4: {}
@@ -4823,8 +4796,6 @@ snapshots:
 
   pathe@2.0.3: {}
 
-  pathval@2.0.1: {}
-
   pause-stream@0.0.11:
     dependencies:
       through: 2.3.8