diff --git a/qapi/pragma.json b/qapi/pragma.json
index 3bc0335d1f..e6a021c19c 100644
--- a/qapi/pragma.json
+++ b/qapi/pragma.json
@@ -1,3 +1,6 @@
+# -*- Mode: Python -*-
+# vim: filetype=python
+
 { 'pragma': { 'doc-required': true } }
 
 # Whitelists to permit QAPI rule violations; think twice before you