diff --git a/filetypes.xml b/filetypes.xml
index 45fda13..854d7b3 100644
--- a/filetypes.xml
+++ b/filetypes.xml
@@ -5,6 +5,7 @@
       <mapping ext="asa" type="ASP" />
       <mapping pattern="scafold" type="CSS" />
       <mapping pattern="reset" type="CSS" />
+      <mapping pattern="pi" type="Markdown" />
       <mapping pattern="scratch" type="PLAIN_TEXT" />
       <mapping pattern="temp" type="PLAIN_TEXT" />
       <mapping pattern=".jscrc" type="PLAIN_TEXT" />