diff --git a/package-lock.json b/package-lock.json
index c1e66570..4a1697e6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -32,6 +32,94 @@
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-    "typedarray": {
-      "version": "0.0.6",
-      "resolved": "https://registry.npmjs.org/typedarray/-/typedarray-0.0.6.tgz",
-      "integrity": "sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c=",
-      "dev": true
-    },
     "typescript": {
       "version": "3.9.10",
       "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.9.10.tgz",
diff --git a/package.json b/package.json
index 387190ae..03b991b6 100644
--- a/package.json
+++ b/package.json
@@ -41,7 +41,7 @@
     "@types/node": "9.6.61",
     "@types/source-map-support": "0.5.4",
     "assert": "1.5.0",
-    "commitizen": "2.10.1",
+    "commitizen": "4.2.4",
     "cz-conventional-changelog": "2.1.0",
     "jscpd": "0.6.25",
     "mocha": "4.1.0",