diff --git a/packages/eslint-plugin/docs/rules/prefer-readonly.md b/packages/eslint-plugin/docs/rules/prefer-readonly.md
index b3f0a5420109..f75a3c349cbe 100644
--- a/packages/eslint-plugin/docs/rules/prefer-readonly.md
+++ b/packages/eslint-plugin/docs/rules/prefer-readonly.md
@@ -1,4 +1,4 @@
-# require never-modified private members be marked as `readonly`
+# require never-modified private members be marked as `readonly` (prefer-readonly)
 
 This rule enforces that private members are marked as `readonly` if they're never modified outside of the constructor.