diff --git a/package-lock.json b/package-lock.json
index 1370e3a..d29640b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "easy-speech",
-  "version": "2.0.0",
+  "version": "2.1.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -3619,9 +3619,9 @@
       }
     },
     "c8": {
-      "version": "7.14.0",
-      "resolved": "https://registry.npmjs.org/c8/-/c8-7.14.0.tgz",
-      "integrity": "sha512-i04rtkkcNcCf7zsQcSv/T9EbUn4RXQ6mropeMcjFOsQXQ0iGLAr/xT6TImQg4+U9hmNpN9XdvPkjUL1IzbgxJw==",
+      "version": "8.0.0",
+      "resolved": "https://registry.npmjs.org/c8/-/c8-8.0.0.tgz",
+      "integrity": "sha512-XHA5vSfCLglAc0Xt8eLBZMv19lgiBSjnb1FLAQgnwkuhJYEonpilhEB4Ea3jPAbm0FhD6VVJrc0z73jPe7JyGQ==",
       "dev": true,
       "requires": {
         "@bcoe/v8-coverage": "^0.2.3",
diff --git a/package.json b/package.json
index 2bb23f7..fc09c77 100644
--- a/package.json
+++ b/package.json
@@ -39,7 +39,7 @@
     "@babel/preset-env": "^7.20.2",
     "@rollup/plugin-babel": "^6.0.3",
     "@rollup/plugin-commonjs": "^25.0.0",
-    "c8": "^7.11.3",
+    "c8": "^8.0.0",
     "chai": "^4.3.4",
     "jsdoc-to-markdown": "^8.0.0",
     "mocha": "^10.2.0",