diff --git a/index.js b/index.js
index e9e2e70a..68621fa0 100644
--- a/index.js
+++ b/index.js
@@ -18,7 +18,10 @@ module.exports = {
 			],
 			rules: {
 				'ava/assertion-arguments': 'error',
-				'ava/max-asserts': ['off', 5],
+				'ava/max-asserts': [
+					'off',
+					5
+				],
 				'ava/no-async-fn-without-await': 'error',
 				'ava/no-cb-test': 'off',
 				'ava/no-duplicate-modifiers': 'error',
@@ -37,7 +40,10 @@ module.exports = {
 				'ava/prefer-async-await': 'error',
 				'ava/prefer-power-assert': 'off',
 				'ava/test-ended': 'error',
-				'ava/test-title': ['error', 'if-multiple'],
+				'ava/test-title': [
+					'error',
+					'if-multiple'
+				],
 				'ava/use-t-well': 'error',
 				'ava/use-t': 'error',
 				'ava/use-test': 'error',
diff --git a/readme.md b/readme.md
index f7587847..74fad1c7 100644
--- a/readme.md
+++ b/readme.md
@@ -34,7 +34,10 @@ Configure it in `package.json`.
 		],
 		"rules": {
 			"ava/assertion-arguments": "error",
-			"ava/max-asserts": ["off", 5],
+			"ava/max-asserts": [
+				"off",
+				5
+			],
 			"ava/no-async-fn-without-await": "error",
 			"ava/no-cb-test": "off",
 			"ava/no-duplicate-modifiers": "error",
@@ -53,7 +56,10 @@ Configure it in `package.json`.
 			"ava/prefer-async-await": "error",
 			"ava/prefer-power-assert": "off",
 			"ava/test-ended": "error",
-			"ava/test-title": ["error", "if-multiple"],
+			"ava/test-title": [
+				"error",
+				"if-multiple"
+			],
 			"ava/use-t-well": "error",
 			"ava/use-t": "error",
 			"ava/use-test": "error",
diff --git a/test/no-async-fn-without-await.js b/test/no-async-fn-without-await.js
index 0b064043..ea9d3494 100644
--- a/test/no-async-fn-without-await.js
+++ b/test/no-async-fn-without-await.js
@@ -9,7 +9,7 @@ const header = 'const test = require(\'ava\');\n';
 const ruleTesterOptions = [
 	{
 		parserOptions: {
-			ecmaVersion: 2018
+			ecmaVersion: 2019
 		}
 	}
 	// Disabled for now because of `eslint-ava-rule-tester` problem
diff --git a/test/prefer-power-assert.js b/test/prefer-power-assert.js
index 0d59491b..cf5a742e 100644
--- a/test/prefer-power-assert.js
+++ b/test/prefer-power-assert.js
@@ -8,7 +8,7 @@ const ruleTester = avaRuleTester(test, {
 		es6: true
 	},
 	parserOptions: {
-		ecmaVersion: 2018,
+		ecmaVersion: 2019,
 		sourceType: 'module'
 	}
 });