diff --git a/tools/scripts/keyboard-abnf-tests/package-lock.json b/tools/scripts/keyboard-abnf-tests/package-lock.json
index 3bf67100a4b..4ae6020015a 100644
--- a/tools/scripts/keyboard-abnf-tests/package-lock.json
+++ b/tools/scripts/keyboard-abnf-tests/package-lock.json
@@ -9,7 +9,7 @@
       "version": "1.0.0",
       "license": "Unicode-3.0",
       "dependencies": {
-        "abnf": "^4.3.1",
+        "abnf": "^5.0.1",
         "fast-xml-parser": "^5.0.9",
         "peggy": "^4.2.0"
       }
@@ -26,12 +26,12 @@
       }
     },
     "node_modules/abnf": {
-      "version": "4.3.1",
-      "resolved": "https://registry.npmjs.org/abnf/-/abnf-4.3.1.tgz",
-      "integrity": "sha512-j4A8wWqKqkcSjx5xFESo9GtW2EUvlUZutcWB1knhxSP9kaXJ/YwL0g6dvMhHRjCPCNsIWwNGoKMHzPwemSpCvw==",
+      "version": "5.0.1",
+      "resolved": "https://registry.npmjs.org/abnf/-/abnf-5.0.1.tgz",
+      "integrity": "sha512-ljQK2eWmBvJhgYWble9GMKBLCqLSxgBHVh+yxkSa18RjtsOSf/lIjpUjosQ0ZsWYvCJjWqIJ92Q5Yted2BVbaw==",
       "dependencies": {
-        "commander": "^13.0.0",
-        "peggy": "^4.2.0"
+        "commander": "^14.0.0",
+        "peggy": "^5.0.4"
       },
       "bin": {
         "abnf_ast": "bin/abnf_ast.js",
@@ -40,15 +40,61 @@
         "abnf_test": "bin/abnf_test.js"
       },
       "engines": {
-        "node": ">=18"
+        "node": ">=20"
+      }
+    },
+    "node_modules/abnf/node_modules/@peggyjs/from-mem": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/@peggyjs/from-mem/-/from-mem-2.0.1.tgz",
+      "integrity": "sha512-5dAPJsLrb3KQahPb8kUqg9nGS2dKlMC4vCB3dMWoZIRqmPrNbBt6P6jidczFBoz+2EbFXBxXi0o9BUpEPHoD+g==",
+      "dependencies": {
+        "semver": "7.7.2"
+      },
+      "engines": {
+        "node": ">=20"
+      }
+    },
+    "node_modules/abnf/node_modules/peggy": {
+      "version": "5.0.4",
+      "resolved": "https://registry.npmjs.org/peggy/-/peggy-5.0.4.tgz",
+      "integrity": "sha512-NMRm2w2irCFbiOaejvcDEyn+DMUaGd8s4RT1ztj9Kr/kR367pziIvmjqJ0OFqcAg+LqT5tPGsW96MNT5gUNdUw==",
+      "dependencies": {
+        "@peggyjs/from-mem": "2.0.1",
+        "commander": "^14.0.0",
+        "source-map-generator": "2.0.1"
+      },
+      "bin": {
+        "peggy": "bin/peggy.js"
+      },
+      "engines": {
+        "node": ">=20"
+      }
+    },
+    "node_modules/abnf/node_modules/semver": {
+      "version": "7.7.2",
+      "resolved": "https://registry.npmjs.org/semver/-/semver-7.7.2.tgz",
+      "integrity": "sha512-RF0Fw+rO5AMf9MAyaRXI4AV0Ulj5lMHqVxxdSgiVbixSCXoEmmX/jk0CuJw4+3SqroYO9VoUh+HcuJivvtJemA==",
+      "bin": {
+        "semver": "bin/semver.js"
+      },
+      "engines": {
+        "node": ">=10"
+      }
+    },
+    "node_modules/abnf/node_modules/source-map-generator": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/source-map-generator/-/source-map-generator-2.0.1.tgz",
+      "integrity": "sha512-AtEu86XavXC2HD/bQVQoDbovnTRZE/0QMAAHn6RxALAoLOM3a47IG06TpsJK23BnCmjbTYNLwx2vUhgzRYgGMA==",
+      "engines": {
+        "node": ">=20"
       }
     },
     "node_modules/commander": {
-      "version": "13.0.0",
-      "resolved": "https://registry.npmjs.org/commander/-/commander-13.0.0.tgz",
-      "integrity": "sha512-oPYleIY8wmTVzkvQq10AEok6YcTC4sRUBl8F9gVuwchGVUCTbl/vhLTaQqutuuySYOsu8YTgV+OxKc/8Yvx+mQ==",
+      "version": "14.0.0",
+      "resolved": "https://registry.npmjs.org/commander/-/commander-14.0.0.tgz",
+      "integrity": "sha512-2uM9rYjPvyq39NwLRqaiLtWHyDC1FvryJDa2ATTVims5YAS4PupsEQsDvP14FqhFr0P49CYDugi59xaxJlTXRA==",
       "engines": {
-        "node": ">=18"
+        "node": ">=20"
       }
     },
     "node_modules/fast-xml-parser": {
diff --git a/tools/scripts/keyboard-abnf-tests/package.json b/tools/scripts/keyboard-abnf-tests/package.json
index 8254c9f72dd..97177c101fe 100644
--- a/tools/scripts/keyboard-abnf-tests/package.json
+++ b/tools/scripts/keyboard-abnf-tests/package.json
@@ -11,7 +11,7 @@
   "description": "Tests for the keyboard ABNF",
   "private": true,
   "dependencies": {
-    "abnf": "^4.3.1",
+    "abnf": "^5.0.1",
     "fast-xml-parser": "^5.0.9",
     "peggy": "^4.2.0"
   }