diff --git a/packages/prettier/postinstall.sh b/packages/prettier/postinstall.sh
index 2ad221d..030ef8c 100644
--- a/packages/prettier/postinstall.sh
+++ b/packages/prettier/postinstall.sh
@@ -1,4 +1,4 @@
 #!/bin/bash
 
-echo "\"@r1oga/prettier-config\"" > "$INIT_CWD/.prettierrc.json"
+echo "'@r1oga/prettier-config'" > "$INIT_CWD/.prettierrc.yaml"
 cp .prettierignore "$INIT_CWD/.prettierignore"
\ No newline at end of file