diff --git a/.perttier-ignore b/.perttier-ignore
deleted file mode 100644
index 0f4f3a1e..00000000
--- a/.perttier-ignore
+++ /dev/null
@@ -1 +0,0 @@
-codecs/*
diff --git a/.prettierignore b/.prettierignore
new file mode 100644
index 00000000..8b3483e4
--- /dev/null
+++ b/.prettierignore
@@ -0,0 +1,12 @@
+codecs
+.tmp
+node_modules
+*.scss.d.ts
+*.css.d.ts
+build
+*.o
+
+# Auto-generated by lib/feature-plugin.js
+src/features-worker/index.ts
+src/client/lazy-app/worker-bridge/meta.ts
+src/client/lazy-app/feature-meta/index.ts