diff --git a/Views/Shared/_Layout.cshtml b/Views/Shared/_Layout.cshtml
index 6ab4458..34d97f1 100644
--- a/Views/Shared/_Layout.cshtml
+++ b/Views/Shared/_Layout.cshtml
@@ -43,7 +43,7 @@
     </environment>
     <link href="https://fonts.googleapis.com/icon?family=Material+Icons" rel="stylesheet">
     <link href="https://fonts.googleapis.com/css?family=Roboto" rel="stylesheet" type="text/css">
-    <link href="https://cdn.syncfusion.com/ej2/30.1.37/material.css" rel="stylesheet" type="text/css">
+    <link href="https://cdn.syncfusion.com/ej2/31.1.17/material.css" rel="stylesheet" type="text/css">
 
     <script src="https://ajax.aspnetcdn.com/ajax/jquery/jquery-2.2.0.min.js"></script>
     <script src="https://ajax.aspnetcdn.com/ajax/bootstrap/3.3.7/bootstrap.min.js"></script>
@@ -54,7 +54,7 @@
     <script src="~/js/crossroads.js"></script>
     <script src="~/js/hasher.min.js"></script>
     <script src="~/js/common.data.js"></script>
-    <script src="https://cdn.syncfusion.com/ej2/30.1.37/dist/ej2.min.js"></script>
+    <script src="https://cdn.syncfusion.com/ej2/31.1.17/dist/ej2.min.js"></script>
     <script src="~/js/timer.jquery.js"></script>
     <script src="~/js/signalr.min.js"></script>
     <script src="~/js/jquery.qrcode.js"></script>
diff --git a/package.json b/package.json
index 020202e..d2b1b9c 100644
--- a/package.json
+++ b/package.json
@@ -14,24 +14,16 @@
 		"url": "https://github.com/essential-studio/ej2-aspnetcore-story-estimator.git"
 	},
 	"devDependencies": {
-    "del": "^3.0.0",
-    "glob": "^7.1.2",
-    "gulp": "^4.0.2",
-    "gulp-clean": "0.3.2",
-    "gulp-concat": "^2.6.1",
-    "gulp-cssmin": "^0.2.0",
-    "gulp-dotnet-cli": "^1.0.2",
-    "gulp-htmlmin": "^3.0.0",
-    "gulp-load-plugins": "1.5.0",
-    "gulp-sass": "5.1.0",
-    "sass": "1.69.6",
-    "gulp-typescript": "^3.1.6",
-    "gulp-uglify": "^3.0.0",
-    "json-beautify": "^1.0.1",
-    "merge-stream": "^1.0.1",
-    "require-dir": "^0.3.2",
-    "shelljs": "^0.8.5",
-    "simple-git": "^3.16.0"
+		"del": "^3.0.0",
+		"gulp-clean": "0.3.2",
+		"gulp-concat": "^2.6.1",
+		"gulp-cssmin": "^0.2.0",
+		"gulp-sass": "5.1.0",
+		"sass": "1.69.6",
+		"gulp-uglify": "^3.0.0",
+		"merge-stream": "^1.0.1",
+		"json-beautify": "^1.0.1",
+		"gulp": "^4.0.2"
 	},
 	"config": {},
 	"scripts": {