diff --git a/example/package-lock.json b/example/package-lock.json
index 29b4bde..3b187ea 100644
--- a/example/package-lock.json
+++ b/example/package-lock.json
@@ -23,17 +23,20 @@
       }
     },
     "..": {
-      "version": "2.0.4",
+      "name": "react-datasheet-grid",
+      "version": "3.3.7",
       "license": "MIT",
       "dependencies": {
         "classnames": "^2.3.1",
         "fast-deep-equal": "^3.1.3",
+        "html-entities": "^2.3.2",
         "react-resize-detector": "^6.7.2",
         "react-window": "^1.8.6",
         "throttle-debounce": "^3.0.1"
       },
       "devDependencies": {
         "@types/jest": "^26.0.24",
+        "@types/jsdom": "^16.2.13",
         "@types/react": "^17.0.11",
         "@types/react-window": "^1.8.3",
         "@types/throttle-debounce": "^2.1.0",
@@ -46,6 +49,7 @@
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         "eslint-plugin-react-hooks": "^4.2.0",
         "jest": "^27.0.6",
+        "jsdom": "^16.6.0",
         "prettier": "^2.3.1",
         "react": "^17.0.2",
         "rimraf": "^3.0.2",
@@ -4072,6 +4076,17 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
+    "node_modules/ansi-escapes/node_modules/type-fest": {
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+      "resolved": "https://registry.npmjs.org/type-fest/-/type-fest-0.21.3.tgz",
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+      "engines": {
+        "node": ">=10"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
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@@ -19235,9 +19250,11 @@
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+      "resolved": "https://registry.npmjs.org/type-fest/-/type-fest-0.13.1.tgz",
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+      "peer": true,
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@@ -21110,9 +21127,9 @@
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+      "version": "1.2.4",
+      "resolved": "https://registry.npmjs.org/word-wrap/-/word-wrap-1.2.4.tgz",
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@@ -24391,6 +24408,13 @@
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+      },
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+        "type-fest": {
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+          "resolved": "https://registry.npmjs.org/type-fest/-/type-fest-0.21.3.tgz",
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+        }
       }
     },
     "ansi-html": {
@@ -33656,6 +33680,7 @@
       "version": "file:..",
       "requires": {
         "@types/jest": "^26.0.24",
+        "@types/jsdom": "^16.2.13",
         "@types/react": "^17.0.11",
         "@types/react-window": "^1.8.3",
         "@types/throttle-debounce": "^2.1.0",
@@ -33669,7 +33694,9 @@
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         "eslint-plugin-react-hooks": "^4.2.0",
         "fast-deep-equal": "^3.1.3",
+        "html-entities": "^2.3.2",
         "jest": "^27.0.6",
+        "jsdom": "^16.6.0",
         "prettier": "^2.3.1",
         "react": "^17.0.2",
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@@ -36189,9 +36216,11 @@
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     "type-fest": {
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-      "resolved": "https://registry.npmjs.org/type-fest/-/type-fest-0.21.3.tgz",
-      "integrity": "sha512-t0rzBq87m3fVcduHDUFhKmyyX+9eo6WQjZvf51Ea/M0Q7+T374Jp1aUiyUl0GKxp8M/OETVHSDvmkyPgvX+X2w=="
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+      "resolved": "https://registry.npmjs.org/type-fest/-/type-fest-0.13.1.tgz",
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+      "optional": true,
+      "peer": true
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@@ -37677,9 +37706,9 @@
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-      "resolved": "https://registry.npmjs.org/word-wrap/-/word-wrap-1.2.3.tgz",
-      "integrity": "sha512-Hz/mrNwitNRh/HUAtM/VT/5VH+ygD6DV7mYKZAtHOrbs8U7lvPS6xf7EJKMF0uW1KJCl0H701g3ZGus+muE5vQ=="
+      "version": "1.2.4",
+      "resolved": "https://registry.npmjs.org/word-wrap/-/word-wrap-1.2.4.tgz",
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     },
     "workbox-background-sync": {
       "version": "5.1.4",