diff --git a/.eslintrc.yml b/.eslintrc.yml
index 92759fea..07136078 100644
--- a/.eslintrc.yml
+++ b/.eslintrc.yml
@@ -7,6 +7,11 @@ extends:
   - plugin:self/all
 root: true
 rules:
+  comma-dangle:
+    - error
+    - arrays: always-multiline
+      objects: always-multiline
+      functions: never # disallow trailing commas in function(es2017)
   require-jsdoc: error
   self/meta-property-ordering: off
   self/require-meta-docs-url: off
diff --git a/package.json b/package.json
index 38ba0c15..6295b8ae 100644
--- a/package.json
+++ b/package.json
@@ -34,14 +34,14 @@
     "chai": "^4.1.0",
     "dirty-chai": "^2.0.1",
     "escope": "^3.6.0",
-    "eslint": "^5.9.0",
+    "eslint": "^7.0.0-alpha.3",
     "eslint-config-not-an-aardvark": "^2.1.0",
-    "eslint-plugin-node": "^8.0.0",
+    "eslint-plugin-node": "^11.1.0",
     "eslint-plugin-self": "^1.0.1",
-    "espree": "^4.1.0",
-    "estraverse": "^4.2.0",
+    "espree": "^6.2.1",
+    "estraverse": "^5.0.0",
     "lodash": "^4.17.2",
-    "mocha": "^5.2.0"
+    "mocha": "^7.1.1"
   },
   "peerDependencies": {
     "eslint": ">=5.0.0"
diff --git a/tests/lib/rules/no-deprecated-report-api.js b/tests/lib/rules/no-deprecated-report-api.js
index b46043c7..24a81272 100644
--- a/tests/lib/rules/no-deprecated-report-api.js
+++ b/tests/lib/rules/no-deprecated-report-api.js
@@ -11,7 +11,7 @@
 
 const rule = require('../../../lib/rules/no-deprecated-report-api');
 const RuleTester = require('eslint').RuleTester;
-const ERROR = [{ message: 'Use the new-style context.report() API.', type: 'CallExpression' }];
+const ERROR = { message: 'Use the new-style context.report() API.', type: 'Identifier' };
 
 // ------------------------------------------------------------------------------
 // Tests
diff --git a/tests/lib/rules/require-meta-fixable.js b/tests/lib/rules/require-meta-fixable.js
index a4a8c9bf..5916515b 100644
--- a/tests/lib/rules/require-meta-fixable.js
+++ b/tests/lib/rules/require-meta-fixable.js
@@ -12,8 +12,8 @@
 const rule = require('../../../lib/rules/require-meta-fixable');
 const RuleTester = require('eslint').RuleTester;
 
-const MISSING_ERROR = [{ message: 'Fixable rules must export a `meta.fixable` property.', type: 'FunctionExpression' }];
-const INVALID_ERROR = [{ message: '`meta.fixable` must be either `code`, `whitespace` or `null`.', type: 'Property' }];
+const MISSING_ERROR = { message: 'Fixable rules must export a `meta.fixable` property.', type: 'FunctionExpression' };
+const INVALID_ERROR = { message: '`meta.fixable` must be either `code`, `whitespace` or `null`.', type: 'Property' };
 
 // ------------------------------------------------------------------------------
 // Tests