diff --git a/example/package-lock.json b/example/package-lock.json
index f77d87b..d42efc8 100644
--- a/example/package-lock.json
+++ b/example/package-lock.json
@@ -4484,51 +4484,57 @@
       "dev": true
     },
     "d3-array": {
-      "version": "2.4.0",
-      "resolved": "https://registry.npmjs.org/d3-array/-/d3-array-2.4.0.tgz",
-      "integrity": "sha512-KQ41bAF2BMakf/HdKT865ALd4cgND6VcIztVQZUTt0+BH3RWy6ZYnHghVXf6NFjt2ritLr8H1T8LreAAlfiNcw=="
+      "version": "3.2.0",
+      "resolved": "https://registry.npmjs.org/d3-array/-/d3-array-3.2.0.tgz",
+      "integrity": "sha512-3yXFQo0oG3QCxbF06rMPFyGRMGJNS7NvsV1+2joOjbBE+9xvWQ8+GcMJAjRCzw06zQ3/arXeJgbPYcjUCuC+3g==",
+      "requires": {
+        "internmap": "1 - 2"
+      }
     },
     "d3-color": {
-      "version": "1.4.0",
-      "resolved": "https://registry.npmjs.org/d3-color/-/d3-color-1.4.0.tgz",
-      "integrity": "sha512-TzNPeJy2+iEepfiL92LAAB7fvnp/dV2YwANPVHdDWmYMm23qIJBYww3qT8I8C1wXrmrg4UWs7BKc2tKIgyjzHg=="
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/d3-color/-/d3-color-3.1.0.tgz",
+      "integrity": "sha512-zg/chbXyeBtMQ1LbD/WSoW2DpC3I0mpmPdW+ynRTj/x2DAWYrIY7qeZIHidozwV24m4iavr15lNwIwLxRmOxhA=="
     },
     "d3-format": {
-      "version": "1.4.1",
-      "resolved": "https://registry.npmjs.org/d3-format/-/d3-format-1.4.1.tgz",
-      "integrity": "sha512-TUswGe6hfguUX1CtKxyG2nymO+1lyThbkS1ifLX0Sr+dOQtAD5gkrffpHnx+yHNKUZ0Bmg5T4AjUQwugPDrm0g=="
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/d3-format/-/d3-format-3.1.0.tgz",
+      "integrity": "sha512-YyUI6AEuY/Wpt8KWLgZHsIU86atmikuoOmCfommt0LYHiQSPjvX2AcFc38PX0CBpr2RCyZhjex+NS/LPOv6YqA=="
     },
     "d3-interpolate": {
-      "version": "1.3.2",
-      "resolved": "https://registry.npmjs.org/d3-interpolate/-/d3-interpolate-1.3.2.tgz",
-      "integrity": "sha512-NlNKGopqaz9qM1PXh9gBF1KSCVh+jSFErrSlD/4hybwoNX/gt1d8CDbDW+3i+5UOHhjC6s6nMvRxcuoMVNgL2w==",
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/d3-interpolate/-/d3-interpolate-3.0.1.tgz",
+      "integrity": "sha512-3bYs1rOD33uo8aqJfKP3JWPAibgw8Zm2+L9vBKEHJ2Rg+viTR7o5Mmv5mZcieN+FRYaAOWX5SJATX6k1PWz72g==",
       "requires": {
-        "d3-color": "1"
+        "d3-color": "1 - 3"
       }
     },
     "d3-scale": {
-      "version": "3.2.0",
-      "resolved": "https://registry.npmjs.org/d3-scale/-/d3-scale-3.2.0.tgz",
-      "integrity": "sha512-1RnLYPmH3f2E96hSsCr3ok066myuAxoH3+pnlJAedeMOp7jeW7A+GZHAyVWWaStfphyPEBiDoLFA9zl+DcnC2Q==",
+      "version": "4.0.2",
+      "resolved": "https://registry.npmjs.org/d3-scale/-/d3-scale-4.0.2.tgz",
+      "integrity": "sha512-GZW464g1SH7ag3Y7hXjf8RoUuAFIqklOAq3MRl4OaWabTFJY9PN/E1YklhXLh+OQ3fM9yS2nOkCoS+WLZ6kvxQ==",
       "requires": {
-        "d3-array": "1.2.0 - 2",
-        "d3-format": "1",
-        "d3-interpolate": "1",
-        "d3-time": "1",
-        "d3-time-format": "2"
+        "d3-array": "2.10.0 - 3",
+        "d3-format": "1 - 3",
+        "d3-interpolate": "1.2.0 - 3",
+        "d3-time": "2.1.1 - 3",
+        "d3-time-format": "2 - 4"
       }
     },
     "d3-time": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/d3-time/-/d3-time-1.1.0.tgz",
-      "integrity": "sha512-Xh0isrZ5rPYYdqhAVk8VLnMEidhz5aP7htAADH6MfzgmmicPkTo8LhkLxci61/lCB7n7UmE3bN0leRt+qvkLxA=="
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/d3-time/-/d3-time-3.0.0.tgz",
+      "integrity": "sha512-zmV3lRnlaLI08y9IMRXSDshQb5Nj77smnfpnd2LrBa/2K281Jijactokeak14QacHs/kKq0AQ121nidNYlarbQ==",
+      "requires": {
+        "d3-array": "2 - 3"
+      }
     },
     "d3-time-format": {
-      "version": "2.2.1",
-      "resolved": "https://registry.npmjs.org/d3-time-format/-/d3-time-format-2.2.1.tgz",
-      "integrity": "sha512-VA6WqORO1+H1SvSzgl2oT0z3niANh3opa8Cencpen1LFthw/bEX71R/DgjPlWw78J4UHmD0jCPP1W0HpwMkhjg==",
+      "version": "4.1.0",
+      "resolved": "https://registry.npmjs.org/d3-time-format/-/d3-time-format-4.1.0.tgz",
+      "integrity": "sha512-dJxPBlzC7NugB2PDLwo9Q8JiTR3M3e4/XANkreKSUxF8vvXKqm1Yfq4Q5dl8budlunRVlUUaDUgFt7eA8D6NLg==",
       "requires": {
-        "d3-time": "1"
+        "d3-time": "1 - 3"
       }
     },
     "dashdash": {
@@ -7439,6 +7445,11 @@
         }
       }
     },
+    "internmap": {
+      "version": "2.0.3",
+      "resolved": "https://registry.npmjs.org/internmap/-/internmap-2.0.3.tgz",
+      "integrity": "sha512-5Hh7Y1wQbvY5ooGgPbDaL5iYLAPzMTUrjMulskHLH6wnv/A+1q5rgEaiuqEjB+oxGXIVZs1FF+R/KPN3ZSQYYg=="
+    },
     "into-stream": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/into-stream/-/into-stream-3.1.0.tgz",
diff --git a/example/package.json b/example/package.json
index 0d2f958..53bc148 100644
--- a/example/package.json
+++ b/example/package.json
@@ -9,7 +9,7 @@
     "netlify:deploy": "npx netlify deploy --dir=./dist -p -m \"$(git log -1 --pretty=%B)\""
   },
   "dependencies": {
-    "d3-scale": "^3.2.0",
+    "d3-scale": "^4.0.2",
     "react-app-polyfill": "^1.0.0",
     "react-spring": "^8.0.27"
   },