diff --git a/eslint-plugin-prettier.js b/eslint-plugin-prettier.js
index 23249c1a..fd7e453c 100644
--- a/eslint-plugin-prettier.js
+++ b/eslint-plugin-prettier.js
@@ -154,15 +154,6 @@ module.exports = {
         const filepath = context.getFilename();
         const source = sourceCode.text;
 
-        // This allows long-running ESLint processes (e.g. vscode-eslint) to
-        // pick up changes to .prettierrc without restarting the editor. This
-        // will invalidate the prettier plugin cache on every file as well which
-        // will make ESLint very slow, so it would probably be a good idea to
-        // find a better way to do this.
-        if (usePrettierrc && prettier && prettier.clearConfigCache) {
-          prettier.clearConfigCache();
-        }
-
         return {
           Program() {
             if (!prettier) {