diff --git a/package-lock.json b/package-lock.json
index f53b495..221d493 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,7 +10,7 @@
       "license": "MIT",
       "dependencies": {
         "@atlaskit/adf-schema": "^24.0.0",
-        "@types/mdast": "^3.0.0",
+        "@types/mdast": "^4.0.0",
         "unist-builder": "^3.0.0"
       },
       "devDependencies": {
@@ -2433,9 +2433,10 @@
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     },
     "node_modules/@types/mdast": {
-      "version": "3.0.10",
-      "resolved": "https://registry.npmjs.org/@types/mdast/-/mdast-3.0.10.tgz",
-      "integrity": "sha512-W864tg/Osz1+9f4lrGTZpCSO5/z4608eUp19tbozkq2HJK6i3z1kT0H9tlADXuYIb1YYOBByU4Jsqkk75q48qA==",
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/@types/mdast/-/mdast-4.0.0.tgz",
+      "integrity": "sha512-YLeG8CujC9adtj/kuDzq1N4tCDYKoZ5l/bnjq8d74+t/3q/tHquJOJKUQXJrLCflOHpKjXgcI/a929gpmLOEng==",
+      "license": "MIT",
       "dependencies": {
         "@types/unist": "*"
       }
@@ -3236,14 +3237,25 @@
       }
     },
     "node_modules/caniuse-lite": {
-      "version": "1.0.30001265",
-      "resolved": "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30001265.tgz",
-      "integrity": "sha512-YzBnspggWV5hep1m9Z6sZVLOt7vrju8xWooFAgN6BA5qvy98qPAPb7vNUzypFaoh2pb3vlfzbDO8tB57UPGbtw==",
+      "version": "1.0.30001667",
+      "resolved": "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30001667.tgz",
+      "integrity": "sha512-7LTwJjcRkzKFmtqGsibMeuXmvFDfZq/nzIjnmgCGzKKRVzjD72selLDK1oPF/Oxzmt4fNcPvTDvGqSDG4tCALw==",
       "dev": true,
-      "funding": {
-        "type": "opencollective",
-        "url": "https://opencollective.com/browserslist"
-      }
+      "funding": [
+        {
+          "type": "opencollective",
+          "url": "https://opencollective.com/browserslist"
+        },
+        {
+          "type": "tidelift",
+          "url": "https://tidelift.com/funding/github/npm/caniuse-lite"
+        },
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/ai"
+        }
+      ],
+      "license": "CC-BY-4.0"
     },
     "node_modules/chalk": {
       "version": "4.1.2",
@@ -9388,9 +9400,9 @@
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     },
     "@types/mdast": {
-      "version": "3.0.10",
-      "resolved": "https://registry.npmjs.org/@types/mdast/-/mdast-3.0.10.tgz",
-      "integrity": "sha512-W864tg/Osz1+9f4lrGTZpCSO5/z4608eUp19tbozkq2HJK6i3z1kT0H9tlADXuYIb1YYOBByU4Jsqkk75q48qA==",
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/@types/mdast/-/mdast-4.0.0.tgz",
+      "integrity": "sha512-YLeG8CujC9adtj/kuDzq1N4tCDYKoZ5l/bnjq8d74+t/3q/tHquJOJKUQXJrLCflOHpKjXgcI/a929gpmLOEng==",
       "requires": {
         "@types/unist": "*"
       }
@@ -9982,9 +9994,9 @@
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     "caniuse-lite": {
-      "version": "1.0.30001265",
-      "resolved": "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30001265.tgz",
-      "integrity": "sha512-YzBnspggWV5hep1m9Z6sZVLOt7vrju8xWooFAgN6BA5qvy98qPAPb7vNUzypFaoh2pb3vlfzbDO8tB57UPGbtw==",
+      "version": "1.0.30001667",
+      "resolved": "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30001667.tgz",
+      "integrity": "sha512-7LTwJjcRkzKFmtqGsibMeuXmvFDfZq/nzIjnmgCGzKKRVzjD72selLDK1oPF/Oxzmt4fNcPvTDvGqSDG4tCALw==",
       "dev": true
     },
     "chalk": {
diff --git a/package.json b/package.json
index 09545e4..a69f94d 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
   },
   "dependencies": {
     "@atlaskit/adf-schema": "^24.0.0",
-    "@types/mdast": "^3.0.0",
+    "@types/mdast": "^4.0.0",
     "unist-builder": "^3.0.0"
   },
   "devDependencies": {