diff --git a/package-lock.json b/package-lock.json
index 836e4d43..784300c5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -26,20 +26,11 @@
             "dev": true
         },
         "@types/lodash": {
-            "version": "4.14.121",
-            "resolved": "https://registry.npmjs.org/@types/lodash/-/lodash-4.14.121.tgz",
-            "integrity": "sha512-ORj7IBWj13iYufXt/VXrCNMbUuCTJfhzme5kx9U/UtcIPdJYuvPDUAlHlbNhz/8lKCLy9XGIZnGrqXOtQbPGoQ==",
+            "version": "4.14.123",
+            "resolved": "https://registry.npmjs.org/@types/lodash/-/lodash-4.14.123.tgz",
+            "integrity": "sha512-pQvPkc4Nltyx7G1Ww45OjVqUsJP4UsZm+GWJpigXgkikZqJgRm4c48g027o6tdgubWHwFRF15iFd+Y4Pmqv6+Q==",
             "dev": true
         },
-        "@types/lodash.kebabcase": {
-            "version": "4.1.5",
-            "resolved": "https://registry.npmjs.org/@types/lodash.kebabcase/-/lodash.kebabcase-4.1.5.tgz",
-            "integrity": "sha512-ECK1g+MWiRBdJKR9tktE55dU4B340N7HUfIb89WNBb31J1L1rSsD4YOUZ8Uv1bI458OuB8IKptoUh/COR1DdtQ==",
-            "dev": true,
-            "requires": {
-                "@types/lodash": "*"
-            }
-        },
         "@types/markdown-it": {
             "version": "0.0.7",
             "resolved": "https://registry.npmjs.org/@types/markdown-it/-/markdown-it-0.0.7.tgz",
@@ -76,7 +67,8 @@
         "acorn": {
             "version": "2.7.0",
             "resolved": "https://registry.npmjs.org/acorn/-/acorn-2.7.0.tgz",
-            "integrity": "sha1-q259nYhqrKiwhbwzEreaGYQz8Oc="
+            "integrity": "sha1-q259nYhqrKiwhbwzEreaGYQz8Oc=",
+            "optional": true
         },
         "acorn-globals": {
             "version": "1.0.9",
@@ -547,7 +539,8 @@
         "cssom": {
             "version": "0.3.6",
             "resolved": "https://registry.npmjs.org/cssom/-/cssom-0.3.6.tgz",
-            "integrity": "sha512-DtUeseGk9/GBW0hl0vVPpU22iHL6YB5BUX7ml1hB+GMpo0NX5G4voX3kdWiMSEguFtcW3Vh3djqNF4aIe6ne0A=="
+            "integrity": "sha512-DtUeseGk9/GBW0hl0vVPpU22iHL6YB5BUX7ml1hB+GMpo0NX5G4voX3kdWiMSEguFtcW3Vh3djqNF4aIe6ne0A==",
+            "optional": true
         },
         "cssstyle": {
             "version": "0.2.37",
@@ -1476,9 +1469,9 @@
             "dev": true
         },
         "js-yaml": {
-            "version": "3.12.1",
-            "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.12.1.tgz",
-            "integrity": "sha512-um46hB9wNOKlwkHgiuyEVAybXBjwFUV0Z/RaHJblRd9DXltue9FTYvzCr9ErQrK9Adz5MU4gHWVaNUfdmrC8qA==",
+            "version": "3.13.0",
+            "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.13.0.tgz",
+            "integrity": "sha512-pZZoSxcCYco+DIKBTimr67J6Hy+EYGZDY/HCWC+iAEA9h1ByhMXAIVUXMcMFpOCxQ/xjXmPI2MkDL5HRm5eFrQ==",
             "dev": true,
             "requires": {
                 "argparse": "^1.0.7",
@@ -1657,11 +1650,6 @@
             "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.11.tgz",
             "integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg=="
         },
-        "lodash.kebabcase": {
-            "version": "4.1.1",
-            "resolved": "https://registry.npmjs.org/lodash.kebabcase/-/lodash.kebabcase-4.1.1.tgz",
-            "integrity": "sha1-hImxyw0p/4gZXM7KRI/21swpXDY="
-        },
         "log-symbols": {
             "version": "2.2.0",
             "resolved": "https://registry.npmjs.org/log-symbols/-/log-symbols-2.2.0.tgz",
@@ -2177,7 +2165,8 @@
         "prelude-ls": {
             "version": "1.1.2",
             "resolved": "https://registry.npmjs.org/prelude-ls/-/prelude-ls-1.1.2.tgz",
-            "integrity": "sha1-IZMqVJ9eUv/ZqCf1cOBL5iqX2lQ="
+            "integrity": "sha1-IZMqVJ9eUv/ZqCf1cOBL5iqX2lQ=",
+            "optional": true
         },
         "process-nextick-args": {
             "version": "2.0.0",
@@ -2781,6 +2770,7 @@
             "version": "0.3.2",
             "resolved": "https://registry.npmjs.org/type-check/-/type-check-0.3.2.tgz",
             "integrity": "sha1-WITKtRLPHTVeP7eE8wgEsrUg23I=",
+            "optional": true,
             "requires": {
                 "prelude-ls": "~1.1.2"
             }
diff --git a/package.json b/package.json
index 8b841821..d570c25d 100644
--- a/package.json
+++ b/package.json
@@ -309,7 +309,7 @@
     "devDependencies": {
         "@types/fs-extra": "5.0.0",
         "@types/highlight.js": "^9.12.3",
-        "@types/lodash.kebabcase": "^4.1.5",
+        "@types/lodash": "^4.14.123",
         "@types/markdown-it": "0.0.7",
         "@types/mocha": "^2.2.42",
         "@types/node": "^7.0.43",
@@ -322,7 +322,6 @@
         "fs-extra": "^6.0.1",
         "highlight.js": "^9.15.6",
         "lodash": "^4.17.11",
-        "lodash.kebabcase": "^4.1.1",
         "markdown-it": "^8.4.2",
         "require-from-string": "^2.0.2",
         "vsc-leetcode-cli": "2.6.2"
diff --git a/src/utils/problemUtils.ts b/src/utils/problemUtils.ts
index f66642e5..10df523b 100644
--- a/src/utils/problemUtils.ts
+++ b/src/utils/problemUtils.ts
@@ -1,7 +1,7 @@
 // Copyright (c) jdneo. All rights reserved.
 // Licensed under the MIT license.
 
-import kebabCase = require("lodash.kebabcase");
+import * as _ from "lodash";
 import { IProblem, langExt } from "../shared";
 
 export function genFileExt(language: string): string {
@@ -13,7 +13,7 @@ export function genFileExt(language: string): string {
 }
 
 export function genFileName(node: IProblem, language: string): string {
-    const slug: string = kebabCase(node.name);
+    const slug: string = _.kebabCase(node.name);
     const ext: string = genFileExt(language);
     return `${node.id}.${slug}.${ext}`;
 }