diff --git a/package-lock.json b/package-lock.json
index 2e41583..0899b07 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -18,7 +18,7 @@
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         "@types/sinonjs__fake-timers": "^8.1.5",
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+        "chai": "^6.0.1",
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@@ -1827,16 +1827,6 @@
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-      "resolved": "https://registry.npmjs.org/assertion-error/-/assertion-error-1.1.0.tgz",
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-      "dev": true,
-      "license": "MIT",
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@@ -2126,22 +2116,13 @@
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+      "resolved": "https://registry.npmjs.org/chai/-/chai-6.0.1.tgz",
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       "dev": true,
       "license": "MIT",
-      "dependencies": {
-        "assertion-error": "^1.1.0",
-        "check-error": "^1.0.3",
-        "deep-eql": "^4.1.3",
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-        "loupe": "^2.3.6",
-        "pathval": "^1.1.1",
-        "type-detect": "^4.1.0"
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-        "node": ">=4"
+        "node": ">=18"
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     "node_modules/chai-as-promised": {
@@ -2185,16 +2166,6 @@
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-      "resolved": "https://registry.npmjs.org/type-detect/-/type-detect-4.1.0.tgz",
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-      "dev": true,
-      "license": "MIT",
-      "engines": {
-        "node": ">=4"
-      }
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@@ -2668,19 +2639,6 @@
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-    "node_modules/deep-eql": {
-      "version": "4.1.4",
-      "resolved": "https://registry.npmjs.org/deep-eql/-/deep-eql-4.1.4.tgz",
-      "integrity": "sha512-SUwdGfqdKOwxCPeVYjwSyRpJ7Z+fhpwIAtmCUdZIWZ/YP5R9WAsyuSgpLVDi9bjWoN2LXHNss/dk3urXtdQxGg==",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "type-detect": "^4.0.0"
-      },
-      "engines": {
-        "node": ">=6"
-      }
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       "resolved": "https://registry.npmjs.org/deep-extend/-/deep-extend-0.6.0.tgz",
@@ -4994,16 +4952,6 @@
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-      "resolved": "https://registry.npmjs.org/loupe/-/loupe-2.3.7.tgz",
-      "integrity": "sha512-zSMINGVYkdpYSOBmLi0D1Uo7JU9nVdQKrHxC8eYlV+9YKK9WePqAlL7lSlorG/U2Fw1w0hTBmaa/jrQ3UbPHtA==",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "get-func-name": "^2.0.1"
-      }
-    },
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       "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-10.4.3.tgz",
@@ -6127,16 +6075,6 @@
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       "license": "MIT"
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-      "resolved": "https://registry.npmjs.org/pathval/-/pathval-1.1.1.tgz",
-      "integrity": "sha512-Dp6zGqpTdETdR63lehJYPeIOqpiNBNtc7BpWSLrOje7UaIsE5aY92r/AunQA7rsXvet3lrJ3JnZX29UPTKXyKQ==",
-      "dev": true,
-      "license": "MIT",
-      "engines": {
-        "node": "*"
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       "resolved": "https://registry.npmjs.org/perfect-debounce/-/perfect-debounce-1.0.0.tgz",
diff --git a/package.json b/package.json
index 85b9dbb..de06e36 100644
--- a/package.json
+++ b/package.json
@@ -74,7 +74,7 @@
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     "@types/node": "^24.3.0",
     "@types/sinonjs__fake-timers": "^8.1.5",
-    "chai": "^4.3.10",
+    "chai": "^6.0.1",
     "chai-as-promised": "^7.1.2",
     "chai-string": "^1.6.0",
     "chai-subset": "^1.6.0",