diff --git a/package.json b/package.json
index 57b00187..a14131ae 100644
--- a/package.json
+++ b/package.json
@@ -48,13 +48,13 @@
         "through": "^2.3.8"
     },
     "devDependencies": {
-        "@ljharb/eslint-config": "^20.2.2",
-        "array.prototype.flatmap": "^1.2.5",
+        "@ljharb/eslint-config": "^21.0.0",
+        "array.prototype.flatmap": "^1.3.0",
         "aud": "^2.0.0",
         "concat-stream": "^1.6.2",
         "eclint": "^2.8.1",
         "ecstatic": "^4.1.4",
-        "es-value-fixtures": "^1.2.1",
+        "es-value-fixtures": "^1.3.1",
         "eslint": "=8.8.0",
         "falafel": "^2.2.4",
         "js-yaml": "^3.14.0",