diff --git a/package-lock.json b/package-lock.json
index 3933c885..2cc52a4c 100644
--- a/package-lock.json
+++ b/package-lock.json
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-        "d3-ease": "1",
-        "d3-interpolate": "1",
-        "d3-selection": "^1.1.0",
-        "d3-timer": "1"
+        "d3-color": "1 - 3",
+        "d3-dispatch": "1 - 3",
+        "d3-ease": "1 - 3",
+        "d3-interpolate": "1 - 3",
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-    "d3-voronoi": {
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-      "resolved": "https://registry.npmjs.org/d3-voronoi/-/d3-voronoi-1.1.4.tgz",
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       "requires": {
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-        "d3-drag": "1",
-        "d3-interpolate": "1",
-        "d3-selection": "1",
-        "d3-transition": "1"
+        "d3-dispatch": "1 - 3",
+        "d3-drag": "2 - 3",
+        "d3-interpolate": "1 - 3",
+        "d3-selection": "2 - 3",
+        "d3-transition": "2 - 3"
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     },
     "dashdash": {
@@ -4649,6 +4683,14 @@
         "rimraf": "^2.2.8"
       }
     },
+    "delaunator": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/delaunator/-/delaunator-5.0.0.tgz",
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+      "requires": {
+        "robust-predicates": "^3.0.0"
+      }
+    },
     "delayed-stream": {
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       "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
@@ -7942,6 +7984,11 @@
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+    "internmap": {
+      "version": "2.0.3",
+      "resolved": "https://registry.npmjs.org/internmap/-/internmap-2.0.3.tgz",
+      "integrity": "sha512-5Hh7Y1wQbvY5ooGgPbDaL5iYLAPzMTUrjMulskHLH6wnv/A+1q5rgEaiuqEjB+oxGXIVZs1FF+R/KPN3ZSQYYg=="
+    },
     "interpret": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/interpret/-/interpret-1.2.0.tgz",
@@ -13217,6 +13264,11 @@
         "inherits": "^2.0.1"
       }
     },
+    "robust-predicates": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/robust-predicates/-/robust-predicates-3.0.1.tgz",
+      "integrity": "sha512-ndEIpszUHiG4HtDsQLeIuMvRsDnn8c8rYStabochtUeCvfuvNptb5TUbVD68LRAILPX7p9nqQGh4xJgn3EHS/g=="
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     "run-async": {
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diff --git a/package.json b/package.json
index b3aed9cc..68a4146d 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
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     "count-words": "^1.0.12",
     "css-loader": "^0.28.11",
-    "d3": "^5.0.0",
+    "d3": "^7.6.1",
     "dataframe-js": "^1.2.4",
     "fork-me-on-github-vue": "^1.0.7",
     "h5o": "^0.11.3",