diff --git a/package-lock.json b/package-lock.json
index 007abc2f2..38d7ea459 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -85,7 +85,7 @@
         "ember-resolver": "11.0.1",
         "ember-sinon-qunit": "7.4.0",
         "ember-source": "5.8.0",
-        "ember-template-lint": "5.13.0",
+        "ember-template-lint": "6.0.0",
         "ember-template-lint-plugin-prettier": "5.0.0",
         "ember-test-selectors": "6.0.0",
         "ember-truth-helpers": "4.0.3",
@@ -35679,23 +35679,23 @@
       "dev": true
     },
     "node_modules/ember-template-lint": {
-      "version": "5.13.0",
-      "resolved": "https://registry.npmjs.org/ember-template-lint/-/ember-template-lint-5.13.0.tgz",
-      "integrity": "sha512-AYxz9S9fVZfHPmTsymc7NwsD7FVmDUZyfC+KYpxDlK0wic7JSQx2FNQNqQSBFRLOuzn7VQ0/+1pX6DGqKDGswg==",
+      "version": "6.0.0",
+      "resolved": "https://registry.npmjs.org/ember-template-lint/-/ember-template-lint-6.0.0.tgz",
+      "integrity": "sha512-TWWt/qCd4KoQ50T3We5nCoKcsrAT8Ip79Kmm9eyWjjyL+LAbRFu0z+GxcmW7MR+QCNW/1LQs3kwEdtIcaHEGiA==",
       "dev": true,
       "dependencies": {
         "@lint-todo/utils": "^13.1.1",
         "aria-query": "^5.3.0",
         "chalk": "^5.3.0",
-        "ci-info": "^3.8.0",
-        "date-fns": "^2.30.0",
+        "ci-info": "^4.0.0",
+        "date-fns": "^3.6.0",
         "ember-template-imports": "^3.4.2",
         "ember-template-recast": "^6.1.4",
         "eslint-formatter-kakoune": "^1.0.0",
-        "find-up": "^6.3.0",
-        "fuse.js": "^6.5.3",
+        "find-up": "^7.0.0",
+        "fuse.js": "^7.0.0",
         "get-stdin": "^9.0.0",
-        "globby": "^13.2.2",
+        "globby": "^14.0.1",
         "is-glob": "^4.0.3",
         "language-tags": "^1.0.8",
         "micromatch": "^4.0.5",
@@ -35707,7 +35707,7 @@
         "ember-template-lint": "bin/ember-template-lint.js"
       },
       "engines": {
-        "node": "^14.18.0 || ^16.0.0 || >= 18.0.0"
+        "node": "^18.18.0 || ^20.9.0 || >=21.1.0"
       }
     },
     "node_modules/ember-template-lint-plugin-prettier": {
@@ -35739,6 +35739,31 @@
         "url": "https://github.com/chalk/chalk?sponsor=1"
       }
     },
+    "node_modules/ember-template-lint/node_modules/ci-info": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/ci-info/-/ci-info-4.0.0.tgz",
+      "integrity": "sha512-TdHqgGf9odd8SXNuxtUBVx8Nv+qZOejE6qyqiy5NtbYYQOeFa6zmHkxlPzmaLxWWHsU6nJmB7AETdVPi+2NBUg==",
+      "dev": true,
+      "funding": [
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/sibiraj-s"
+        }
+      ],
+      "engines": {
+        "node": ">=8"
+      }
+    },
+    "node_modules/ember-template-lint/node_modules/date-fns": {
+      "version": "3.6.0",
+      "resolved": "https://registry.npmjs.org/date-fns/-/date-fns-3.6.0.tgz",
+      "integrity": "sha512-fRHTG8g/Gif+kSh50gaGEdToemgfj74aRX3swtiouboip5JDLAyDE9F11nHMIcvOaXeOC6D7SpNhi7uFyB7Uww==",
+      "dev": true,
+      "funding": {
+        "type": "github",
+        "url": "https://github.com/sponsors/kossnocorp"
+      }
+    },
     "node_modules/ember-template-lint/node_modules/fast-glob": {
       "version": "3.3.2",
       "resolved": "https://registry.npmjs.org/fast-glob/-/fast-glob-3.3.2.tgz",
@@ -35756,16 +35781,17 @@
       }
     },
     "node_modules/ember-template-lint/node_modules/find-up": {
-      "version": "6.3.0",
-      "resolved": "https://registry.npmjs.org/find-up/-/find-up-6.3.0.tgz",
-      "integrity": "sha512-v2ZsoEuVHYy8ZIlYqwPe/39Cy+cFDzp4dXPaxNvkEuouymu+2Jbz0PxpKarJHYJTmv2HWT3O382qY8l4jMWthw==",
+      "version": "7.0.0",
+      "resolved": "https://registry.npmjs.org/find-up/-/find-up-7.0.0.tgz",
+      "integrity": "sha512-YyZM99iHrqLKjmt4LJDj58KI+fYyufRLBSYcqycxf//KpBk9FoewoGX0450m9nB44qrZnovzC2oeP5hUibxc/g==",
       "dev": true,
       "dependencies": {
-        "locate-path": "^7.1.0",
-        "path-exists": "^5.0.0"
+        "locate-path": "^7.2.0",
+        "path-exists": "^5.0.0",
+        "unicorn-magic": "^0.1.0"
       },
       "engines": {
-        "node": "^12.20.0 || ^14.13.1 || >=16.0.0"
+        "node": ">=18"
       },
       "funding": {
         "url": "https://github.com/sponsors/sindresorhus"
@@ -35784,19 +35810,20 @@
       }
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     "node_modules/ember-template-lint/node_modules/globby": {
-      "version": "13.2.2",
-      "resolved": "https://registry.npmjs.org/globby/-/globby-13.2.2.tgz",
-      "integrity": "sha512-Y1zNGV+pzQdh7H39l9zgB4PJqjRNqydvdYCDG4HFXM4XuvSaQQlEc91IU1yALL8gUTDomgBAfz3XJdmUS+oo0w==",
+      "version": "14.0.1",
+      "resolved": "https://registry.npmjs.org/globby/-/globby-14.0.1.tgz",
+      "integrity": "sha512-jOMLD2Z7MAhyG8aJpNOpmziMOP4rPLcc95oQPKXBazW82z+CEgPFBQvEpRUa1KeIMUJo4Wsm+q6uzO/Q/4BksQ==",
       "dev": true,
       "dependencies": {
-        "dir-glob": "^3.0.1",
-        "fast-glob": "^3.3.0",
+        "@sindresorhus/merge-streams": "^2.1.0",
+        "fast-glob": "^3.3.2",
         "ignore": "^5.2.4",
-        "merge2": "^1.4.1",
-        "slash": "^4.0.0"
+        "path-type": "^5.0.0",
+        "slash": "^5.1.0",
+        "unicorn-magic": "^0.1.0"
       },
       "engines": {
-        "node": "^12.20.0 || ^14.13.1 || >=16.0.0"
+        "node": ">=18"
       },
       "funding": {
         "url": "https://github.com/sponsors/sindresorhus"
@@ -35856,10 +35883,10 @@
         "node": "^12.20.0 || ^14.13.1 || >=16.0.0"
       }
     },
-    "node_modules/ember-template-lint/node_modules/slash": {
-      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/slash/-/slash-4.0.0.tgz",
-      "integrity": "sha512-3dOsAHXXUkQTpOYcoAxLIorMTp4gIQr5IW3iVb7A7lFIp0VHhnynm9izx6TssdrIcVIESAlVjtnO2K8bg+Coew==",
+    "node_modules/ember-template-lint/node_modules/path-type": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/path-type/-/path-type-5.0.0.tgz",
+      "integrity": "sha512-5HviZNaZcfqP95rwpv+1HDgUamezbqdSYTyzjTvwtJSnIH+3vnbmWsItli8OFEndS984VT55M3jduxZbX351gg==",
       "dev": true,
       "engines": {
         "node": ">=12"
@@ -35868,6 +35895,18 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
+    "node_modules/ember-template-lint/node_modules/slash": {
+      "version": "5.1.0",
+      "resolved": "https://registry.npmjs.org/slash/-/slash-5.1.0.tgz",
+      "integrity": "sha512-ZA6oR3T/pEyuqwMgAKT0/hAv8oAXckzbkmR0UkUosQ+Mc4RxGoJkRmwHgHufaenlyAgE1Mxgpdcrf75y6XcnDg==",
+      "dev": true,
+      "engines": {
+        "node": ">=14.16"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
     "node_modules/ember-template-lint/node_modules/yocto-queue": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/yocto-queue/-/yocto-queue-1.0.0.tgz",
@@ -39654,9 +39693,9 @@
       }
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     "node_modules/fuse.js": {
-      "version": "6.6.2",
-      "resolved": "https://registry.npmjs.org/fuse.js/-/fuse.js-6.6.2.tgz",
-      "integrity": "sha512-cJaJkxCCxC8qIIcPBF9yGxY0W/tVZS3uEISDxhYIdtk8OL93pe+6Zj7LjCqVV4dzbqcriOZ+kQ/NE4RXZHsIGA==",
+      "version": "7.0.0",
+      "resolved": "https://registry.npmjs.org/fuse.js/-/fuse.js-7.0.0.tgz",
+      "integrity": "sha512-14F4hBIxqKvD4Zz/XjDc3y94mNZN6pRv3U13Udo0lNLCWRBUsrMv2xwcF/y/Z5sV6+FQW+/ow68cHpm4sunt8Q==",
       "dev": true,
       "engines": {
         "node": ">=10"
diff --git a/package.json b/package.json
index 984c7f752..61b47ac0a 100644
--- a/package.json
+++ b/package.json
@@ -106,7 +106,7 @@
     "ember-resolver": "11.0.1",
     "ember-sinon-qunit": "7.4.0",
     "ember-source": "5.8.0",
-    "ember-template-lint": "5.13.0",
+    "ember-template-lint": "6.0.0",
     "ember-template-lint-plugin-prettier": "5.0.0",
     "ember-test-selectors": "6.0.0",
     "ember-truth-helpers": "4.0.3",