diff --git a/package-lock.json b/package-lock.json
index 22142fc..4a5f836 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "@essetwide/material-walkthrough",
-  "version": "2.1.4",
+  "version": "2.1.5",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -775,9 +775,9 @@
       "dev": true
     },
     "concat-with-sourcemaps": {
-      "version": "1.0.5",
-      "resolved": "https://registry.npmjs.org/concat-with-sourcemaps/-/concat-with-sourcemaps-1.0.5.tgz",
-      "integrity": "sha512-YtnS0VEY+e2Khzsey/6mra9EoM6h/5gxaC0e3mcHpA5yfDxafhygytNmcJWodvUgyXzSiL5MSkPO6bQGgfliHw==",
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/concat-with-sourcemaps/-/concat-with-sourcemaps-1.1.0.tgz",
+      "integrity": "sha512-4gEjHJFT9e+2W/77h/DS5SGUgwDaOwprX8L/gl5+3ixnzkVJJsZWDSelmN3Oilw3LNDZjZV0yqH1hLG3k6nghg==",
       "dev": true,
       "requires": {
         "source-map": "^0.6.1"