diff --git a/.prettierignore b/.prettierignore
index 503904f39a933..24caf7a7a1d70 100644
--- a/.prettierignore
+++ b/.prettierignore
@@ -1,6 +1,5 @@
 build
 
-compiler
 packages/react-devtools-core/dist
 packages/react-devtools-extensions/chrome/build
 packages/react-devtools-extensions/firefox/build
diff --git a/scripts/prettier/index.js b/scripts/prettier/index.js
index fe508d91bc285..0a71cff7b2197 100644
--- a/scripts/prettier/index.js
+++ b/scripts/prettier/index.js
@@ -55,6 +55,7 @@ const files = glob
     ignore: [
       '**/node_modules/**',
       '**/cjs/**',
+      'compiler/**',
       ...ignoredPathsListedInPrettierIgnoreInGlobFormat,
     ],
   })