diff --git a/packages/apis/package.json b/packages/apis/package.json
index 7a305cd08..34aafcf5a 100644
--- a/packages/apis/package.json
+++ b/packages/apis/package.json
@@ -63,7 +63,7 @@
     "@types/mocha": "^10.0.0",
     "@typescript-eslint/eslint-plugin": "^7.1.0",
     "@typescript-eslint/parser": "^8.0.0",
-    "chai": "^4.2.0",
+    "chai": "^6.2.0",
     "esbuild": "^0.25.0",
     "esbuild-runner": "^2.2.1",
     "eslint": "^8.18.0",
diff --git a/packages/core/package.json b/packages/core/package.json
index aabf6f04f..2e24bf8e2 100644
--- a/packages/core/package.json
+++ b/packages/core/package.json
@@ -60,7 +60,7 @@
     "@types/sinon": "^17.0.2",
     "@typescript-eslint/eslint-plugin": "^7.1.0",
     "@typescript-eslint/parser": "^8.0.0",
-    "chai": "^4.2.0",
+    "chai": "^6.2.0",
     "esbuild": "^0.25.0",
     "esbuild-runner": "^2.2.1",
     "eslint": "^8.18.0",
diff --git a/packages/giraffe/package.json b/packages/giraffe/package.json
index d0a0f597e..ae73c3fb1 100644
--- a/packages/giraffe/package.json
+++ b/packages/giraffe/package.json
@@ -53,7 +53,7 @@
     "@types/sinon": "^17.0.2",
     "@typescript-eslint/eslint-plugin": "^7.1.0",
     "@typescript-eslint/parser": "^8.0.0",
-    "chai": "^4.2.0",
+    "chai": "^6.2.0",
     "esbuild": "^0.25.0",
     "esbuild-runner": "^2.2.1",
     "eslint": "^8.18.0",
diff --git a/yarn.lock b/yarn.lock
index 0ae5f58e8..5244a7194 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1859,11 +1859,6 @@ arrify@^2.0.1:
   resolved "https://registry.yarnpkg.com/arrify/-/arrify-2.0.1.tgz#c9655e9331e0abcd588d2a7cad7e9956f66701fa"
   integrity sha512-3duEwti880xqi4eAMN8AyR4a0ByT90zoYdLlevfrvU43vb0YZwZVfxOgxWrLXXXpyugL0hNZc9G6BiB5B3nUug==
 
-assertion-error@^1.1.0:
-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/assertion-error/-/assertion-error-1.1.0.tgz#e60b6b0e8f301bd97e5375215bda406c85118c0b"
-  integrity sha512-jgsaNduz+ndvGyFt3uSuWqvy4lCnIJiovtouQN5JZHOKCS2QuhEdbcQHFhVksz2N2U9hXJo8odG7ETyWlEeuDw==
-
 async@^3.2.3, async@^3.2.4:
   version "3.2.5"
   resolved "https://registry.yarnpkg.com/async/-/async-3.2.5.tgz#ebd52a8fdaf7a2289a24df399f8d8485c8a46b66"
@@ -2072,18 +2067,10 @@ caniuse-lite@^1.0.30001580:
   resolved "https://registry.yarnpkg.com/caniuse-lite/-/caniuse-lite-1.0.30001584.tgz#5e3ea0625d048d5467670051687655b1f7bf7dfd"
   integrity sha512-LOz7CCQ9M1G7OjJOF9/mzmqmj3jE/7VOmrfw6Mgs0E8cjOsbRXQJHsPBfmBOXDskXKrHLyyW3n7kpDW/4BsfpQ==
 
-chai@^4.2.0:
-  version "4.5.0"
-  resolved "https://registry.yarnpkg.com/chai/-/chai-4.5.0.tgz#707e49923afdd9b13a8b0b47d33d732d13812fd8"
-  integrity sha512-RITGBfijLkBddZvnn8jdqoTypxvqbOLYQkGGxXzeFjVHvudaPw0HNFD9x928/eUwYWd2dPCugVqspGALTZZQKw==
-  dependencies:
-    assertion-error "^1.1.0"
-    check-error "^1.0.3"
-    deep-eql "^4.1.3"
-    get-func-name "^2.0.2"
-    loupe "^2.3.6"
-    pathval "^1.1.1"
-    type-detect "^4.1.0"
+chai@^6.2.0:
+  version "6.2.0"
+  resolved "https://registry.yarnpkg.com/chai/-/chai-6.2.0.tgz#181bca6a219cddb99c3eeefb82483800ffa550ce"
+  integrity sha512-aUTnJc/JipRzJrNADXVvpVqi6CO0dn3nx4EVPxijri+fj3LUUDyZQOgVeW54Ob3Y1Xh9Iz8f+CgaCl8v0mn9bA==
 
 chalk@4.1.0:
   version "4.1.0"
@@ -2120,13 +2107,6 @@ charenc@0.0.2:
   resolved "https://registry.yarnpkg.com/charenc/-/charenc-0.0.2.tgz#c0a1d2f3a7092e03774bfa83f14c0fc5790a8667"
   integrity sha512-yrLQ/yVUFXkzg7EDQsPieE/53+0RlaWTs+wBrvW36cyilJ2SaDWfl4Yj7MtLTXleV9uEKefbAGUPv2/iWSooRA==
 
-check-error@^1.0.3:
-  version "1.0.3"
-  resolved "https://registry.yarnpkg.com/check-error/-/check-error-1.0.3.tgz#a6502e4312a7ee969f646e83bb3ddd56281bd694"
-  integrity sha512-iKEoDYaRmd1mxM90a2OEfWhjsjPpYPuQ+lMYsoxB126+t8fw7ySEO48nmDg5COTjxDI65/Y2OWpeEHk3ZOe8zg==
-  dependencies:
-    get-func-name "^2.0.2"
-
 chokidar@^4.0.1, chokidar@^4.0.3:
   version "4.0.3"
   resolved "https://registry.yarnpkg.com/chokidar/-/chokidar-4.0.3.tgz#7be37a4c03c9aee1ecfe862a4a23b2c70c205d30"
@@ -2506,13 +2486,6 @@ dedent@1.5.3:
   resolved "https://registry.yarnpkg.com/dedent/-/dedent-1.5.3.tgz#99aee19eb9bae55a67327717b6e848d0bf777e5a"
   integrity sha512-NHQtfOOW68WD8lgypbLA5oT+Bt0xXJhiYvoR6SmmNXZfpzOGXwdKWmcwG8N7PwVVWV3eF/68nmD9BaJSsTBhyQ==
 
-deep-eql@^4.1.3:
-  version "4.1.3"
-  resolved "https://registry.yarnpkg.com/deep-eql/-/deep-eql-4.1.3.tgz#7c7775513092f7df98d8df9996dd085eb668cc6d"
-  integrity sha512-WaEtAOpRA1MQ0eohqZjpGD8zdI0Ovsm8mmFhaDN8dvDZzyoUMcYDnf5Y6iu7HTXxf8JDS23qWa4a+hKCDyOPzw==
-  dependencies:
-    type-detect "^4.0.0"
-
 deep-is@^0.1.3:
   version "0.1.4"
   resolved "https://registry.yarnpkg.com/deep-is/-/deep-is-0.1.4.tgz#a6f2dce612fadd2ef1f519b73551f17e85199831"
@@ -3186,11 +3159,6 @@ get-caller-file@^2.0.1, get-caller-file@^2.0.5:
   resolved "https://registry.yarnpkg.com/get-caller-file/-/get-caller-file-2.0.5.tgz#4f94412a82db32f36e3b0b9741f8a97feb031f7e"
   integrity sha512-DyFP3BM/3YHTQOCUL/w0OZHR0lpKeGrxotcHWcqNEdnltqFwXVfhEBQ94eIo34AfQpo0rGki4cyIiftY06h2Fg==
 
-get-func-name@^2.0.1, get-func-name@^2.0.2:
-  version "2.0.2"
-  resolved "https://registry.yarnpkg.com/get-func-name/-/get-func-name-2.0.2.tgz#0d7cf20cd13fda808669ffa88f4ffc7a3943fc41"
-  integrity sha512-8vXOvuE167CtIc3OyItco7N/dpRtBbYOsPsXCz7X/PMnlGjYjSGuZJgM1Y7mmew7BKf9BqvLX2tnOVy1BBUsxQ==
-
 get-intrinsic@^1.2.6:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/get-intrinsic/-/get-intrinsic-1.3.0.tgz#743f0e3b6964a93a5491ed1bffaae054d7f98d01"
@@ -4275,13 +4243,6 @@ loose-envify@^1.1.0:
   dependencies:
     js-tokens "^3.0.0 || ^4.0.0"
 
-loupe@^2.3.6:
-  version "2.3.7"
-  resolved "https://registry.yarnpkg.com/loupe/-/loupe-2.3.7.tgz#6e69b7d4db7d3ab436328013d37d1c8c3540c697"
-  integrity sha512-zSMINGVYkdpYSOBmLi0D1Uo7JU9nVdQKrHxC8eYlV+9YKK9WePqAlL7lSlorG/U2Fw1w0hTBmaa/jrQ3UbPHtA==
-  dependencies:
-    get-func-name "^2.0.1"
-
 lru-cache@^10.0.1, "lru-cache@^9.1.1 || ^10.0.0":
   version "10.2.0"
   resolved "https://registry.yarnpkg.com/lru-cache/-/lru-cache-10.2.0.tgz#0bd445ca57363465900f4d1f9bd8db343a4d95c3"
@@ -5313,11 +5274,6 @@ pathe@^2.0.1:
   resolved "https://registry.yarnpkg.com/pathe/-/pathe-2.0.3.tgz#3ecbec55421685b70a9da872b2cff3e1cbed1716"
   integrity sha512-WUjGcAqP1gQacoQe+OBJsFA7Ld4DyXuUIjZ5cc75cLHvJ7dtNsTugphxIADwspS+AraAUePCKrSVtPLFj/F88w==
 
-pathval@^1.1.1:
-  version "1.1.1"
-  resolved "https://registry.yarnpkg.com/pathval/-/pathval-1.1.1.tgz#8534e77a77ce7ac5a2512ea21e0fdb8fcf6c3d8d"
-  integrity sha512-Dp6zGqpTdETdR63lehJYPeIOqpiNBNtc7BpWSLrOje7UaIsE5aY92r/AunQA7rsXvet3lrJ3JnZX29UPTKXyKQ==
-
 picocolors@^1.0.0, picocolors@^1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/picocolors/-/picocolors-1.1.1.tgz#3d321af3eab939b083c8f929a1d12cda81c26b6b"
@@ -6415,7 +6371,7 @@ type-detect@4.0.8:
   resolved "https://registry.yarnpkg.com/type-detect/-/type-detect-4.0.8.tgz#7646fb5f18871cfbb7749e69bd39a6388eb7450c"
   integrity sha512-0fr/mIH1dlO+x7TlcMy+bIDqKPsw/70tVyeHW787goQjhmqaZe10uwLujubK9q9Lg6Fiho1KUKDYz0Z7k7g5/g==
 
-type-detect@^4.0.0, type-detect@^4.1.0:
+type-detect@^4.1.0:
   version "4.1.0"
   resolved "https://registry.yarnpkg.com/type-detect/-/type-detect-4.1.0.tgz#deb2453e8f08dcae7ae98c626b13dddb0155906c"
   integrity sha512-Acylog8/luQ8L7il+geoSxhEkazvkslg7PSNKOX59mbB9cOveP5aq9h74Y7YU8yDpJwetzQQrfIwtf4Wp4LKcw==