diff --git a/package-lock.json b/package-lock.json
index 70346b3..c4e8102 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -34,7 +34,7 @@
         "prettier": "^3.8.3",
         "qunit": "^2.25.0",
         "sinon": "^22.0.0",
-        "textmate-grammar-test": "^0.6.0",
+        "textmate-grammar-test": "^0.7.0",
         "typescript": "^6.0.3",
         "typescript-eslint": "^8.59.4"
       },
@@ -1515,16 +1515,6 @@
         "node": ">=20.0.0"
       }
     },
-    "node_modules/@serkonda7/ts-result": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/@serkonda7/ts-result/-/ts-result-1.0.1.tgz",
-      "integrity": "sha512-6LoFKDzA8Yul9hjMSCpIkYdWkNKjIhG1rm1GQgPZpHA+VCatwKgQmJ/dUVF9kWZci+SYmT7ZV4NNkLHa+gZEFw==",
-      "dev": true,
-      "license": "MIT",
-      "engines": {
-        "node": ">=22"
-      }
-    },
     "node_modules/@simple-libs/child-process-utils": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/@simple-libs/child-process-utils/-/child-process-utils-1.0.2.tgz",
@@ -2820,6 +2810,13 @@
       ],
       "optional": true
     },
+    "node_modules/better-result": {
+      "version": "2.9.2",
+      "resolved": "https://registry.npmjs.org/better-result/-/better-result-2.9.2.tgz",
+      "integrity": "sha512-WIFoBPCdnTOdk9inkE1ZRvCZ4P0CpSkAiLlchC65N7n9DcjZ3NhqkBOlafzpOVnO8ixyi37kicmSJ3ENhPZl7Q==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/binaryextensions": {
       "version": "6.11.0",
       "resolved": "https://registry.npmjs.org/binaryextensions/-/binaryextensions-6.11.0.tgz",
@@ -7257,13 +7254,13 @@
       }
     },
     "node_modules/textmate-grammar-test": {
-      "version": "0.6.0",
-      "resolved": "https://registry.npmjs.org/textmate-grammar-test/-/textmate-grammar-test-0.6.0.tgz",
-      "integrity": "sha512-9j5B3hTEfCYejhqxonIPJaiy+d0HO3OL+AWTDmOufp3unhX0PUNqOIq2O5rvPHuauI6dD4QUwf8fI2V80MD4rA==",
+      "version": "0.7.0",
+      "resolved": "https://registry.npmjs.org/textmate-grammar-test/-/textmate-grammar-test-0.7.0.tgz",
+      "integrity": "sha512-sb+Xbms+xLgZt/OKsMvQhZr3aP5itHduE7+IjaJ4Opc203S6VvJEEmG3R4Zy+DPwX3tpjCZoYKFd0mUSFfzZ/g==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "@serkonda7/ts-result": "~1.0.1",
+        "better-result": "~2.9.2",
         "chalk": "~5.6.2",
         "commander": "~14.0.3",
         "glob": "~13.0.6",
diff --git a/package.json b/package.json
index ae3829c..0cd1905 100644
--- a/package.json
+++ b/package.json
@@ -338,6 +338,6 @@
     "sinon": "^22.0.0",
     "typescript": "^6.0.3",
     "typescript-eslint": "^8.59.4",
-    "textmate-grammar-test": "^0.6.0"
+    "textmate-grammar-test": "^0.7.0"
   }
 }