diff --git a/package-lock.json b/package-lock.json
index abc81e4..d397e3c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,9 +1,55 @@
 {
   "name": "el-cascader-multi",
-  "version": "1.1.0",
+  "version": "1.1.8",
   "lockfileVersion": 1,
   "requires": true,
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+      "resolved": "https://registry.npmjs.org/@babel/code-frame/-/code-frame-7.16.7.tgz",
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+      "dev": true,
+      "requires": {
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+      }
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+    "@babel/helper-validator-identifier": {
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+      "resolved": "https://registry.npmjs.org/@babel/helper-validator-identifier/-/helper-validator-identifier-7.16.7.tgz",
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+      "dev": true
+    },
+    "@babel/highlight": {
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+      "resolved": "https://registry.npmjs.org/@babel/highlight/-/highlight-7.16.10.tgz",
+      "integrity": "sha512-5FnTQLSLswEj6IkgVw5KusNUUFY9ZGqe/TRFnP/BKYHYgfh7tc+C7mwiy95/yNP7Dh9x580Vv8r7u7ZfTBFxdw==",
+      "dev": true,
+      "requires": {
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+        "chalk": "^2.0.0",
+        "js-tokens": "^4.0.0"
+      },
+      "dependencies": {
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+          "resolved": "https://registry.npmjs.org/js-tokens/-/js-tokens-4.0.0.tgz",
+          "integrity": "sha512-RdJUflcE3cUzKiMqQgsCu06FPu9UdIJO0beYbPhHN4k6apgJtifcoCtT9bcxOpYBtpD2kCM6Sbzg4CausW/PKQ==",
+          "dev": true
+        }
+      }
+    },
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+      "resolved": "https://registry.npmjs.org/@types/minimist/-/minimist-1.2.2.tgz",
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+      "dev": true
+    },
+    "@types/normalize-package-data": {
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+      "resolved": "https://registry.npmjs.org/@types/normalize-package-data/-/normalize-package-data-2.4.1.tgz",
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+    },
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       "resolved": "https://registry.npmjs.org/@vue/component-compiler-utils/-/component-compiler-utils-2.5.2.tgz",
@@ -436,13 +482,13 @@
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+      "version": "1.1.7",
+      "resolved": "https://registry.npmjs.org/are-we-there-yet/-/are-we-there-yet-1.1.7.tgz",
+      "integrity": "sha512-nxwy40TuMiUGqMyRHgCSWZ9FM4VAoRP4xUYSTv5ImRog+h9yISPbVH7H8fASCIzYn9wlEv4zvFL7uKDMCFQm3g==",
       "dev": true,
       "requires": {
-        "delegates": "1.0.0",
-        "readable-stream": "2.3.6"
+        "delegates": "^1.0.0",
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@@ -512,12 +558,12 @@
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-      "integrity": "sha512-jxwzQpLQjSmWXgwaCZE9Nz+glAG01yF1QnWgbhGwHI5A6FRIEY6IVqtHhIepHqI7/kyEyQEagBC5mBEFlIYvdg==",
+      "version": "0.2.6",
+      "resolved": "https://registry.npmjs.org/asn1/-/asn1-0.2.6.tgz",
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       "dev": true,
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-        "safer-buffer": "2.1.2"
+        "safer-buffer": "~2.1.0"
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@@ -614,9 +660,9 @@
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-      "integrity": "sha512-ReZxvNHIOv88FlT7rxcXIIC0fPt4KZqZbOlivyWtXLt8ESx84zd3kMC6iK5jVeS2qt+g7ftS7ye4fi06X5rtRQ==",
+      "version": "1.11.0",
+      "resolved": "https://registry.npmjs.org/aws4/-/aws4-1.11.0.tgz",
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@@ -888,7 +934,7 @@
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       "dev": true,
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-        "tweetnacl": "0.14.5"
+        "tweetnacl": "^0.14.3"
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-      "resolved": "https://registry.npmjs.org/block-stream/-/block-stream-0.0.9.tgz",
-      "integrity": "sha1-E+v+d4oDIFz+A3UUgeu0szAMEmo=",
-      "dev": true,
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@@ -1262,19 +1299,34 @@
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-      "integrity": "sha1-fB0W1nmhu+WcoCys7PsBHiAfWh8=",
+      "version": "5.3.1",
+      "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-5.3.1.tgz",
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-      "resolved": "https://registry.npmjs.org/camelcase-keys/-/camelcase-keys-2.1.0.tgz",
-      "integrity": "sha1-MIvur/3ygRkFHvodkyITyRuPkuc=",
+      "version": "6.2.2",
+      "resolved": "https://registry.npmjs.org/camelcase-keys/-/camelcase-keys-6.2.2.tgz",
+      "integrity": "sha512-YrwaA0vEKazPBkn0ipTiMpSajYDSe+KjQfrjhcBMxJt/znbvlHd8Pw/Vamaz5EB4Wfhs3SUR3Z9mwRu/P3s3Yg==",
       "dev": true,
       "requires": {
-        "camelcase": "2.1.1",
-        "map-obj": "1.0.1"
+        "camelcase": "^5.3.1",
+        "map-obj": "^4.0.0",
+        "quick-lru": "^4.0.1"
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+          "resolved": "https://registry.npmjs.org/map-obj/-/map-obj-4.3.0.tgz",
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+          "dev": true
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+        "quick-lru": {
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+          "resolved": "https://registry.npmjs.org/quick-lru/-/quick-lru-4.0.1.tgz",
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+          "dev": true
+        }
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@@ -1407,14 +1459,65 @@
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-      "resolved": "https://registry.npmjs.org/cliui/-/cliui-3.2.0.tgz",
-      "integrity": "sha1-EgYBU3qRbSmUD5NNo7SNWFo5IT0=",
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/cliui/-/cliui-5.0.0.tgz",
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-        "string-width": "1.0.2",
-        "strip-ansi": "3.0.1",
-        "wrap-ansi": "2.1.0"
+        "string-width": "^3.1.0",
+        "strip-ansi": "^5.2.0",
+        "wrap-ansi": "^5.1.0"
+      },
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+        "ansi-regex": {
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+          "dev": true
+        },
+        "emoji-regex": {
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+          "resolved": "https://registry.npmjs.org/emoji-regex/-/emoji-regex-7.0.3.tgz",
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+          "dev": true
+        },
+        "is-fullwidth-code-point": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-2.0.0.tgz",
+          "integrity": "sha1-o7MKXE8ZkYMWeqq5O+764937ZU8=",
+          "dev": true
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+          "resolved": "https://registry.npmjs.org/string-width/-/string-width-3.1.0.tgz",
+          "integrity": "sha512-vafcv6KjVZKSgz06oM/H6GDBrAtz8vdhQakGjFIvNrHA6y3HCF1CInLy+QLq8dTJPQ1b+KDUqDFctkdRW44e1w==",
+          "dev": true,
+          "requires": {
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+            "is-fullwidth-code-point": "^2.0.0",
+            "strip-ansi": "^5.1.0"
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+        "strip-ansi": {
+          "version": "5.2.0",
+          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-5.2.0.tgz",
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+          "dev": true,
+          "requires": {
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+        "wrap-ansi": {
+          "version": "5.1.0",
+          "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-5.1.0.tgz",
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+            "string-width": "^3.0.0",
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@@ -1466,13 +1569,19 @@
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       "dev": true
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+      "resolved": "https://registry.npmjs.org/color-support/-/color-support-1.1.3.tgz",
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+      "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.8.tgz",
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       "dev": true,
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-        "delayed-stream": "1.0.0"
+        "delayed-stream": "~1.0.0"
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@@ -1743,13 +1852,46 @@
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-      "integrity": "sha1-ElYDfsufDF9549bvE14wdwGEuYI=",
+      "version": "7.0.3",
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-        "which": "1.3.1"
+        "path-key": "^3.1.0",
+        "shebang-command": "^2.0.0",
+        "which": "^2.0.1"
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+          "dev": true
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+        "shebang-command": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/shebang-command/-/shebang-command-2.0.0.tgz",
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+          "dev": true,
+          "requires": {
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+        "shebang-regex": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/shebang-regex/-/shebang-regex-3.0.0.tgz",
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+        "which": {
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+          "resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",
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+          "dev": true,
+          "requires": {
+            "isexe": "^2.0.0"
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@@ -1844,7 +1986,7 @@
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       "dev": true,
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@@ -2194,6 +2336,12 @@
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+      "resolved": "https://registry.npmjs.org/emoji-regex/-/emoji-regex-8.0.0.tgz",
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@@ -2226,6 +2374,12 @@
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-        "combined-stream": "1.0.7",
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+        "asynckit": "^0.4.0",
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@@ -2851,6 +3005,15 @@
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+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/fs-minipass/-/fs-minipass-2.1.0.tgz",
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+      "dev": true,
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@@ -2889,7 +3052,8 @@
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@@ -2910,12 +3074,14 @@
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           "bundled": true,
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@@ -2930,17 +3096,20 @@
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 }
diff --git a/package.json b/package.json
index 5bac0f8..acef54c 100644
--- a/package.json
+++ b/package.json
@@ -28,7 +28,7 @@
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     "vue-loader": "^15.2.6",
     "vue-style-loader": "^4.1.1",