diff --git a/.prettierignore b/.prettierignore
index 5b8003c950..b3e217fb05 100644
--- a/.prettierignore
+++ b/.prettierignore
@@ -1,5 +1,6 @@
 lib
 .nyc_output
 /packages/contracts/src/artifacts
+/packages/metacoin/artifacts
 package.json
 scripts/postpublish_utils.js