diff --git a/package-lock.json b/package-lock.json
index fa9e74f..daca658 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14,7 +14,7 @@
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         "@rollup/plugin-commonjs": "^25.0.7",
         "@rollup/plugin-node-resolve": "^15.2.3",
-        "@types/chai": "^4.3.6",
+        "@types/chai": "^4.3.9",
         "@types/node": "^20.8.10",
         "c8": "^8.0.1",
         "chai": "^4.3.10",
@@ -937,9 +937,9 @@
       "dev": true
     },
     "node_modules/@types/chai": {
-      "version": "4.3.6",
-      "resolved": "https://registry.npmjs.org/@types/chai/-/chai-4.3.6.tgz",
-      "integrity": "sha512-VOVRLM1mBxIRxydiViqPcKn6MIxZytrbMpd6RJLIWKxUNr3zux8no0Oc7kJx0WAPIitgZ0gkrDS+btlqQpubpw==",
+      "version": "4.3.9",
+      "resolved": "https://registry.npmjs.org/@types/chai/-/chai-4.3.9.tgz",
+      "integrity": "sha512-69TtiDzu0bcmKQv3yg1Zx409/Kd7r0b5F1PfpYJfSHzLGtB53547V4u+9iqKYsTu/O2ai6KTb0TInNpvuQ3qmg==",
       "dev": true
     },
     "node_modules/@types/component-emitter": {
@@ -7069,9 +7069,9 @@
       "dev": true
     },
     "@types/chai": {
-      "version": "4.3.6",
-      "resolved": "https://registry.npmjs.org/@types/chai/-/chai-4.3.6.tgz",
-      "integrity": "sha512-VOVRLM1mBxIRxydiViqPcKn6MIxZytrbMpd6RJLIWKxUNr3zux8no0Oc7kJx0WAPIitgZ0gkrDS+btlqQpubpw==",
+      "version": "4.3.9",
+      "resolved": "https://registry.npmjs.org/@types/chai/-/chai-4.3.9.tgz",
+      "integrity": "sha512-69TtiDzu0bcmKQv3yg1Zx409/Kd7r0b5F1PfpYJfSHzLGtB53547V4u+9iqKYsTu/O2ai6KTb0TInNpvuQ3qmg==",
       "dev": true
     },
     "@types/component-emitter": {
diff --git a/package.json b/package.json
index 7104db6..4d895a9 100644
--- a/package.json
+++ b/package.json
@@ -53,7 +53,7 @@
   "devDependencies": {
     "@rollup/plugin-commonjs": "^25.0.7",
     "@rollup/plugin-node-resolve": "^15.2.3",
-    "@types/chai": "^4.3.6",
+    "@types/chai": "^4.3.9",
     "@types/node": "^20.8.10",
     "c8": "^8.0.1",
     "chai": "^4.3.10",