diff --git a/package.json b/package.json
index 1052007..f25566d 100644
--- a/package.json
+++ b/package.json
@@ -27,17 +27,10 @@
     "@angular/router": "7.2.14",
     "@nguniversal/express-engine": "^6.0.0",
     "@types/express": "^4.16.1",
-    "angular-datatables": "^4.4.1",
-    "citation-js": "^0.3.4",
     "clipboard": "^1.5.16",
     "core-js": "2.6.8",
-    "datatables.net": "^1.10.19",
-    "datatables.net-dt": "^1.10.19",
     "jquery": "^3.4.1",
-    "ng2-ckeditor": "1.1.9",
     "ngx-bootstrap": "^1.6.6",
-    "ngx-color-picker": "^8.1.0",
-    "ngx-json-ld": "0.1.6",
     "ng-recaptcha": "^3.0.5",
     "ts-md5": "^1.2.0",
     "tslib": "^1.9.0",
diff --git a/src/index.prod.html b/src/index.prod.html
index 3a9e0dc..f6ab599 100644
--- a/src/index.prod.html
+++ b/src/index.prod.html
@@ -7,6 +7,7 @@
     <base href="/">
     <title>OpenAIRE - Research Graph</title>
     <meta charset="UTF-8">
+    <meta name="google-site-verification" content="rZ-58gIX8IqzBte6Qv4J5yY9aSiDP15Dfc1Yr9yezqE" />
     <link href="assets/common-assets/logo-small-usage-counts.png">
     <link rel="apple-touch-icon" sizes="57x57" href="assets/common-assets/logo/apple-icon-57x57.png">
     <link rel="apple-touch-icon" sizes="60x60" href="assets/common-assets/logo/apple-icon-60x60.png">