diff --git a/filetypes.xml b/filetypes.xml
index 40e581a..10d5f02 100644
--- a/filetypes.xml
+++ b/filetypes.xml
@@ -5,7 +5,6 @@
       <mapping pattern=",yarnrc" type="AUTO_DETECTED" />
       <mapping ext="wxss" type="CSS" />
       <mapping ext="wxml" type="HTML" />
-      <mapping pattern=".prettierrc" type="JSON" />
       <mapping pattern="CNAME" type="PLAIN_TEXT" />
       <mapping pattern=".gitkeep" type="PLAIN_TEXT" />
       <mapping pattern="gbk" type="PLAIN_TEXT" />