diff --git a/.eslintrc.cjs b/.eslintrc.cjs
index 7d5e4573..162b32db 100644
--- a/.eslintrc.cjs
+++ b/.eslintrc.cjs
@@ -8,7 +8,7 @@ module.exports = {
     'plugin:@typescript-eslint/strict',
     'prettier'
   ],
-  plugins: ['svelte3', 'tailwindcss', '@typescript-eslint', 'es', 'vitest'],
+  plugins: ['svelte3', 'tailwindcss', '@typescript-eslint', 'es', 'vitest', 'no-only-tests'],
   ignorePatterns: [
     'docs/*',
     '*.cjs',
@@ -58,6 +58,7 @@ module.exports = {
     '@typescript-eslint/no-unsafe-member-access': 'off',
     '@typescript-eslint/no-unsafe-assignment': 'off',
     'es/no-regexp-lookbehind-assertions': 'error',
-    curly: ['error', 'all']
+    curly: ['error', 'all'],
+    'no-only-tests/no-only-tests': 'error'
   }
 };
diff --git a/package.json b/package.json
index 8d9ba7a5..5796140c 100644
--- a/package.json
+++ b/package.json
@@ -43,6 +43,7 @@
     "eslint-config-prettier": "8.5.0",
     "eslint-plugin-cypress": "2.12.1",
     "eslint-plugin-es": "4.1.0",
+    "eslint-plugin-no-only-tests": "^3.1.0",
     "eslint-plugin-postcss-modules": "2.0.0",
     "eslint-plugin-svelte3": "4.0.0",
     "eslint-plugin-tailwindcss": "3.7.0",
diff --git a/yarn.lock b/yarn.lock
index 16e9716f..b2a523e9 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2503,6 +2503,11 @@ eslint-plugin-es@4.1.0:
     eslint-utils "^2.0.0"
     regexpp "^3.0.0"
 
+eslint-plugin-no-only-tests@^3.1.0:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/eslint-plugin-no-only-tests/-/eslint-plugin-no-only-tests-3.1.0.tgz#f38e4935c6c6c4842bf158b64aaa20c366fe171b"
+  integrity sha512-Lf4YW/bL6Un1R6A76pRZyE1dl1vr31G/ev8UzIc/geCgFWyrKil8hVjYqWVKGB/UIGmb6Slzs9T0wNezdSVegw==
+
 eslint-plugin-postcss-modules@2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/eslint-plugin-postcss-modules/-/eslint-plugin-postcss-modules-2.0.0.tgz#d136d6fb5bd9afa6ac73c22aea85212aa2531806"