diff --git a/eslint.config.mjs b/eslint.config.mjs
index 92790cd..ecb67f7 100644
--- a/eslint.config.mjs
+++ b/eslint.config.mjs
@@ -7,7 +7,7 @@
  * @author Michael Kauzmann (PhET Interactive Simulations)
  */
 
-import phetLibraryEslintConfig from '../chipper/eslint/phet-library.eslint.config.mjs';
+import phetLibraryEslintConfig from '../perennial-alias/js/eslint/phet-library.eslint.config.mjs';
 
 export default [
   ...phetLibraryEslintConfig
diff --git a/tsconfig.json b/tsconfig.json
index 367603c..368766d 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -1,5 +1,5 @@
 {
-  "extends": "../chipper/tsconfig/shared/tsconfig-browser.json",
+  "extends": "../perennial-alias/tsconfig/shared/tsconfig-browser.json",
   "include": [
     "js/**/*",
     "images/**/*",
@@ -8,7 +8,7 @@
   ],
   "references": [
     {
-      "path": "../chipper/tsconfig/buildjson/tsconfig.json"
+      "path": "../perennial-alias/tsconfig/buildjson/tsconfig.json"
     }
   ]
 }