diff --git a/examples/example1/package-lock.json b/examples/example1/package-lock.json
index 4e30d59..a1ee882 100644
--- a/examples/example1/package-lock.json
+++ b/examples/example1/package-lock.json
@@ -4841,9 +4841,9 @@
       }
     },
     "eslint-utils": {
-      "version": "1.4.0",
-      "resolved": "https://registry.npmjs.org/eslint-utils/-/eslint-utils-1.4.0.tgz",
-      "integrity": "sha512-7ehnzPaP5IIEh1r1tkjuIrxqhNkzUJa9z3R92tLJdZIVdWaczEhr3EbhGtsMrVxi1KeR8qA7Off6SWc5WNQqyQ==",
+      "version": "1.4.2",
+      "resolved": "https://registry.npmjs.org/eslint-utils/-/eslint-utils-1.4.2.tgz",
+      "integrity": "sha512-eAZS2sEUMlIeCjBeubdj45dmBHQwPHWyBcT1VSYB7o9x9WRRqKxyUoiXlRjyAwzN7YEzHJlYg0NmzDRWx6GP4Q==",
       "requires": {
         "eslint-visitor-keys": "^1.0.0"
       }
@@ -10121,6 +10121,76 @@
         "mathlive": "file:../../../mathlive",
         "react": "^16.7.0",
         "react-dom": "^16.7.0"
+      },
+      "dependencies": {
+        "js-tokens": {
+          "version": "4.0.0",
+          "resolved": "https://registry.npmjs.org/js-tokens/-/js-tokens-4.0.0.tgz",
+          "integrity": "sha512-RdJUflcE3cUzKiMqQgsCu06FPu9UdIJO0beYbPhHN4k6apgJtifcoCtT9bcxOpYBtpD2kCM6Sbzg4CausW/PKQ=="
+        },
+        "loose-envify": {
+          "version": "1.4.0",
+          "resolved": "https://registry.npmjs.org/loose-envify/-/loose-envify-1.4.0.tgz",
+          "integrity": "sha512-lyuxPGr/Wfhrlem2CL/UcnUc1zcqKAImBDzukY7Y5F/yQiNdko6+fRLevlw1HgMySw7f611UIY408EtxRSoK3Q==",
+          "requires": {
+            "js-tokens": "^3.0.0 || ^4.0.0"
+          }
+        },
+        "mathlive": {
+          "version": "0.32.1",
+          "resolved": "https://registry.npmjs.org/mathlive/-/mathlive-0.32.1.tgz",
+          "integrity": "sha512-iKVTL89SCgKsqd1oaIr/is1HVlEE2myGSVTv7g9pTcxGt8QaSb2z17HmLqfPYBvNNCUGzDvoJyXz8adXoJEadQ=="
+        },
+        "object-assign": {
+          "version": "4.1.1",
+          "resolved": "https://registry.npmjs.org/object-assign/-/object-assign-4.1.1.tgz",
+          "integrity": "sha1-IQmtx5ZYh8/AXLvUQsrIv7s2CGM="
+        },
+        "prop-types": {
+          "version": "15.7.2",
+          "resolved": "https://registry.npmjs.org/prop-types/-/prop-types-15.7.2.tgz",
+          "integrity": "sha512-8QQikdH7//R2vurIJSutZ1smHYTcLpRWEOlHnzcWHmBYrOGUysKwSsrC89BCiFj3CbrfJ/nXFdJepOVrY1GCHQ==",
+          "requires": {
+            "loose-envify": "^1.4.0",
+            "object-assign": "^4.1.1",
+            "react-is": "^16.8.1"
+          }
+        },
+        "react": {
+          "version": "16.9.0",
+          "resolved": "https://registry.npmjs.org/react/-/react-16.9.0.tgz",
+          "integrity": "sha512-+7LQnFBwkiw+BobzOF6N//BdoNw0ouwmSJTEm9cglOOmsg/TMiFHZLe2sEoN5M7LgJTj9oHH0gxklfnQe66S1w==",
+          "requires": {
+            "loose-envify": "^1.1.0",
+            "object-assign": "^4.1.1",
+            "prop-types": "^15.6.2"
+          }
+        },
+        "react-dom": {
+          "version": "16.9.0",
+          "resolved": "https://registry.npmjs.org/react-dom/-/react-dom-16.9.0.tgz",
+          "integrity": "sha512-YFT2rxO9hM70ewk9jq0y6sQk8cL02xm4+IzYBz75CQGlClQQ1Bxq0nhHF6OtSbit+AIahujJgb/CPRibFkMNJQ==",
+          "requires": {
+            "loose-envify": "^1.1.0",
+            "object-assign": "^4.1.1",
+            "prop-types": "^15.6.2",
+            "scheduler": "^0.15.0"
+          }
+        },
+        "react-is": {
+          "version": "16.9.0",
+          "resolved": "https://registry.npmjs.org/react-is/-/react-is-16.9.0.tgz",
+          "integrity": "sha512-tJBzzzIgnnRfEm046qRcURvwQnZVXmuCbscxUO5RWrGTXpon2d4c8mI0D8WE6ydVIm29JiLB6+RslkIvym9Rjw=="
+        },
+        "scheduler": {
+          "version": "0.15.0",
+          "resolved": "https://registry.npmjs.org/scheduler/-/scheduler-0.15.0.tgz",
+          "integrity": "sha512-xAefmSfN6jqAa7Kuq7LIJY0bwAPG3xlCj0HMEBQk1lxYiDKZscY2xJ5U/61ZTrYbmNQbXa+gc7czPkVo11tnCg==",
+          "requires": {
+            "loose-envify": "^1.1.0",
+            "object-assign": "^4.1.1"
+          }
+        }
       }
     },
     "react-scripts": {