diff --git a/eslint.config.mjs b/eslint.config.mjs
index 31426837..f8d2562f 100644
--- a/eslint.config.mjs
+++ b/eslint.config.mjs
@@ -1,7 +1,5 @@
-import { fixupPluginRules } from "@eslint/compat";
 import js from "@eslint/js";
 import angularEslint from "angular-eslint";
-import deprecation from "eslint-plugin-deprecation";
 import globals from "globals";
 import tseslint from "typescript-eslint";
 
@@ -28,14 +26,13 @@ export default tseslint.config(
         ...globals.browser,
       },
     },
-    plugins: { deprecation: fixupPluginRules(deprecation) },
     processor: angularEslint.processInlineTemplates,
     rules: {
       "@typescript-eslint/no-extraneous-class": "off",
       "no-unused-vars": "off",
+      "@typescript-eslint/no-deprecated": "error",
       "@typescript-eslint/no-unused-vars": "error",
       "@typescript-eslint/prefer-literal-enum-member": "off",
-      "deprecation/deprecation": "error",
       "@angular-eslint/prefer-standalone-component": "error",
     },
   },
diff --git a/package-lock.json b/package-lock.json
index 65289a3e..a2de7fa2 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -29,14 +29,12 @@
         "@angular-devkit/build-angular": "~18.2.0",
         "@angular/cli": "~18.2.0",
         "@angular/compiler-cli": "~18.2.0",
-        "@eslint/compat": "^1.1.1",
         "@eslint/js": "^9.2.0",
         "@types/jasmine": "~5.1.0",
         "angular-eslint": "^18.0.0",
         "cpy-cli": "^5.0.0",
         "dayjs": "^1.11.7",
         "eslint": "^9.0.0",
-        "eslint-plugin-deprecation": "^3.0.0",
         "globals": "^15.1.0",
         "jasmine-core": "~5.2.0",
         "karma": "~6.4.0",
@@ -3057,16 +3055,6 @@
         "node": "^12.0.0 || ^14.0.0 || >=16.0.0"
       }
     },
-    "node_modules/@eslint/compat": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/@eslint/compat/-/compat-1.1.1.tgz",
-      "integrity": "sha512-lpHyRyplhGPL5mGEh6M9O5nnKk0Gz4bFI+Zu6tKlPpDUN7XshWvH9C/px4UVm87IAANE0W81CEsNGbS1KlzXpA==",
-      "dev": true,
-      "license": "Apache-2.0",
-      "engines": {
-        "node": "^18.18.0 || ^20.9.0 || >=21.1.0"
-      }
-    },
     "node_modules/@eslint/config-array": {
       "version": "0.18.0",
       "resolved": "https://registry.npmjs.org/@eslint/config-array/-/config-array-0.18.0.tgz",
@@ -5655,16 +5643,6 @@
       "dev": true,
       "license": "MIT"
     },
-    "node_modules/array-union": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/array-union/-/array-union-2.1.0.tgz",
-      "integrity": "sha512-HGyxoOTYUyCM6stUe6EJgnd4EoewAI7zMdfqO+kGjnlZmBDz/cR5pf8r/cR4Wq60sL/p0IkcjUEEPwS3GFrIyw==",
-      "dev": true,
-      "license": "MIT",
-      "engines": {
-        "node": ">=8"
-      }
-    },
     "node_modules/arrify": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/arrify/-/arrify-3.0.0.tgz",
@@ -8362,155 +8340,6 @@
         }
       }
     },
-    "node_modules/eslint-plugin-deprecation": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/eslint-plugin-deprecation/-/eslint-plugin-deprecation-3.0.0.tgz",
-      "integrity": "sha512-JuVLdNg/uf0Adjg2tpTyYoYaMbwQNn/c78P1HcccokvhtRphgnRjZDKmhlxbxYptppex03zO76f97DD/yQHv7A==",
-      "dev": true,
-      "license": "LGPL-3.0-or-later",
-      "dependencies": {
-        "@typescript-eslint/utils": "^7.0.0",
-        "ts-api-utils": "^1.3.0",
-        "tslib": "^2.3.1"
-      },
-      "peerDependencies": {
-        "eslint": "^8.0.0",
-        "typescript": "^4.2.4 || ^5.0.0"
-      }
-    },
-    "node_modules/eslint-plugin-deprecation/node_modules/@typescript-eslint/scope-manager": {
-      "version": "7.18.0",
-      "resolved": "https://registry.npmjs.org/@typescript-eslint/scope-manager/-/scope-manager-7.18.0.tgz",
-      "integrity": "sha512-jjhdIE/FPF2B7Z1uzc6i3oWKbGcHb87Qw7AWj6jmEqNOfDFbJWtjt/XfwCpvNkpGWlcJaog5vTR+VV8+w9JflA==",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "@typescript-eslint/types": "7.18.0",
-        "@typescript-eslint/visitor-keys": "7.18.0"
-      },
-      "engines": {
-        "node": "^18.18.0 || >=20.0.0"
-      },
-      "funding": {
-        "type": "opencollective",
-        "url": "https://opencollective.com/typescript-eslint"
-      }
-    },
-    "node_modules/eslint-plugin-deprecation/node_modules/@typescript-eslint/types": {
-      "version": "7.18.0",
-      "resolved": "https://registry.npmjs.org/@typescript-eslint/types/-/types-7.18.0.tgz",
-      "integrity": "sha512-iZqi+Ds1y4EDYUtlOOC+aUmxnE9xS/yCigkjA7XpTKV6nCBd3Hp/PRGGmdwnfkV2ThMyYldP1wRpm/id99spTQ==",
-      "dev": true,
-      "license": "MIT",
-      "engines": {
-        "node": "^18.18.0 || >=20.0.0"
-      },
-      "funding": {
-        "type": "opencollective",
-        "url": "https://opencollective.com/typescript-eslint"
-      }
-    },
-    "node_modules/eslint-plugin-deprecation/node_modules/@typescript-eslint/typescript-estree": {
-      "version": "7.18.0",
-      "resolved": "https://registry.npmjs.org/@typescript-eslint/typescript-estree/-/typescript-estree-7.18.0.tgz",
-      "integrity": "sha512-aP1v/BSPnnyhMHts8cf1qQ6Q1IFwwRvAQGRvBFkWlo3/lH29OXA3Pts+c10nxRxIBrDnoMqzhgdwVe5f2D6OzA==",
-      "dev": true,
-      "license": "BSD-2-Clause",
-      "dependencies": {
-        "@typescript-eslint/types": "7.18.0",
-        "@typescript-eslint/visitor-keys": "7.18.0",
-        "debug": "^4.3.4",
-        "globby": "^11.1.0",
-        "is-glob": "^4.0.3",
-        "minimatch": "^9.0.4",
-        "semver": "^7.6.0",
-        "ts-api-utils": "^1.3.0"
-      },
-      "engines": {
-        "node": "^18.18.0 || >=20.0.0"
-      },
-      "funding": {
-        "type": "opencollective",
-        "url": "https://opencollective.com/typescript-eslint"
-      },
-      "peerDependenciesMeta": {
-        "typescript": {
-          "optional": true
-        }
-      }
-    },
-    "node_modules/eslint-plugin-deprecation/node_modules/@typescript-eslint/utils": {
-      "version": "7.18.0",
-      "resolved": "https://registry.npmjs.org/@typescript-eslint/utils/-/utils-7.18.0.tgz",
-      "integrity": "sha512-kK0/rNa2j74XuHVcoCZxdFBMF+aq/vH83CXAOHieC+2Gis4mF8jJXT5eAfyD3K0sAxtPuwxaIOIOvhwzVDt/kw==",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "@eslint-community/eslint-utils": "^4.4.0",
-        "@typescript-eslint/scope-manager": "7.18.0",
-        "@typescript-eslint/types": "7.18.0",
-        "@typescript-eslint/typescript-estree": "7.18.0"
-      },
-      "engines": {
-        "node": "^18.18.0 || >=20.0.0"
-      },
-      "funding": {
-        "type": "opencollective",
-        "url": "https://opencollective.com/typescript-eslint"
-      },
-      "peerDependencies": {
-        "eslint": "^8.56.0"
-      }
-    },
-    "node_modules/eslint-plugin-deprecation/node_modules/@typescript-eslint/visitor-keys": {
-      "version": "7.18.0",
-      "resolved": "https://registry.npmjs.org/@typescript-eslint/visitor-keys/-/visitor-keys-7.18.0.tgz",
-      "integrity": "sha512-cDF0/Gf81QpY3xYyJKDV14Zwdmid5+uuENhjH2EqFaF0ni+yAyq/LzMaIJdhNJXZI7uLzwIlA+V7oWoyn6Curg==",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "@typescript-eslint/types": "7.18.0",
-        "eslint-visitor-keys": "^3.4.3"
-      },
-      "engines": {
-        "node": "^18.18.0 || >=20.0.0"
-      },
-      "funding": {
-        "type": "opencollective",
-        "url": "https://opencollective.com/typescript-eslint"
-      }
-    },
-    "node_modules/eslint-plugin-deprecation/node_modules/globby": {
-      "version": "11.1.0",
-      "resolved": "https://registry.npmjs.org/globby/-/globby-11.1.0.tgz",
-      "integrity": "sha512-jhIXaOzy1sb8IyocaruWSn1TjmnBVs8Ayhcy83rmxNJ8q2uWKCAj3CnJY+KpGSXCueAPc0i05kVvVKtP1t9S3g==",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "array-union": "^2.1.0",
-        "dir-glob": "^3.0.1",
-        "fast-glob": "^3.2.9",
-        "ignore": "^5.2.0",
-        "merge2": "^1.4.1",
-        "slash": "^3.0.0"
-      },
-      "engines": {
-        "node": ">=10"
-      },
-      "funding": {
-        "url": "https://github.com/sponsors/sindresorhus"
-      }
-    },
-    "node_modules/eslint-plugin-deprecation/node_modules/slash": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/slash/-/slash-3.0.0.tgz",
-      "integrity": "sha512-g9Q1haeby36OSStwb4ntCGGGaKsaVSjQ68fBxoQcutl5fS1vuY18H3wSt3jFyFtrkx+Kz0V1G85A4MyAdDMi2Q==",
-      "dev": true,
-      "license": "MIT",
-      "engines": {
-        "node": ">=8"
-      }
-    },
     "node_modules/eslint-scope": {
       "version": "8.0.2",
       "resolved": "https://registry.npmjs.org/eslint-scope/-/eslint-scope-8.0.2.tgz",
diff --git a/package.json b/package.json
index 020427a5..412b69f6 100644
--- a/package.json
+++ b/package.json
@@ -36,14 +36,12 @@
     "@angular-devkit/build-angular": "~18.2.0",
     "@angular/cli": "~18.2.0",
     "@angular/compiler-cli": "~18.2.0",
-    "@eslint/compat": "^1.1.1",
     "@eslint/js": "^9.2.0",
     "@types/jasmine": "~5.1.0",
     "angular-eslint": "^18.0.0",
     "cpy-cli": "^5.0.0",
     "dayjs": "^1.11.7",
     "eslint": "^9.0.0",
-    "eslint-plugin-deprecation": "^3.0.0",
     "globals": "^15.1.0",
     "jasmine-core": "~5.2.0",
     "karma": "~6.4.0",