diff --git a/composer.json b/composer.json
index c37667ea..c8b2a132 100644
--- a/composer.json
+++ b/composer.json
@@ -17,8 +17,10 @@
     ],
     "require": {
         "php": ">=5.6",
+        "components/highlightjs": "9.7.*",
         "composer/installers": "^1.2",
         "cweagans/composer-patches": "^1.6.5",
+        "d3/d3": "3.5.*",
         "drupal-composer/drupal-scaffold": "^2.5",
         "drupal/computed_field": "^2.0@beta",
         "drupal/console": "^1.0.2",
diff --git a/composer.lock b/composer.lock
index e90e4be4..6b36c269 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "642c91c0457b11187936b0b39f8371a2",
+    "content-hash": "53251bbd0d3a5f07684c33caecd04534",
     "packages": [
         {
             "name": "alchemy/zippy",
@@ -226,6 +226,17 @@
             ],
             "time": "2018-10-21T23:38:05+00:00"
         },
+        {
+            "name": "components/highlightjs",
+            "version": "9.7.0",
+            "dist": {
+                "type": "zip",
+                "url": "https://github.com/components/highlightjs/archive/9.7.0.zip",
+                "reference": null,
+                "shasum": null
+            },
+            "type": "drupal-library"
+        },
         {
             "name": "composer/installers",
             "version": "v1.6.0",
@@ -993,6 +1004,17 @@
             "description": "Provides a way to patch Composer packages.",
             "time": "2018-05-11T18:00:16+00:00"
         },
+        {
+            "name": "d3/d3",
+            "version": "v3.5.17",
+            "dist": {
+                "type": "zip",
+                "url": "https://github.com/d3/d3/archive/v3.5.17.zip",
+                "reference": null,
+                "shasum": null
+            },
+            "type": "drupal-library"
+        },
         {
             "name": "dflydev/dot-access-configuration",
             "version": "v1.0.3",