diff --git a/package-lock.json b/package-lock.json
index 632860f..dbd02cb 100644
--- a/package-lock.json
+++ b/package-lock.json
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-          "resolved": "http://registry.npmjs.org/async/-/async-1.0.0.tgz",
+          "resolved": "https://registry.npmjs.org/async/-/async-1.0.0.tgz",
           "integrity": "sha1-+PwEyjoTeErenhZBr5hXjPvWR6k=",
           "dev": true
         },
@@ -16608,7 +17026,7 @@
         },
         "strip-ansi": {
           "version": "3.0.1",
-          "resolved": "http://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
+          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
           "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
           "dev": true,
           "requires": {
@@ -16687,7 +17105,7 @@
     },
     "yargs": {
       "version": "11.1.0",
-      "resolved": "http://registry.npmjs.org/yargs/-/yargs-11.1.0.tgz",
+      "resolved": "https://registry.npmjs.org/yargs/-/yargs-11.1.0.tgz",
       "integrity": "sha512-NwW69J42EsCSanF8kyn5upxvjp5ds+t3+udGBeTbFnERA+lF541DDpMawzo4z6W/QrzNM18D+BPMiOBibnFV5A==",
       "dev": true,
       "requires": {
diff --git a/package.json b/package.json
index 027a2f6..d0cb9c5 100644
--- a/package.json
+++ b/package.json
@@ -100,7 +100,7 @@
     "@vue/test-utils": "^1.0.0-beta.26",
     "codecov": "^3.1.0",
     "colors": "^1.3.2",
-    "commitizen": "^3.0.0",
+    "commitizen": "^4.0.1",
     "concurrently": "^4.0.1",
     "coveralls": "^3.0.2",
     "cross-env": "^5.2.0",