diff --git a/lib/rpc_backend b/lib/rpc_backend
index bbd51f0..d08cb01 100644
--- a/lib/rpc_backend
+++ b/lib/rpc_backend
@@ -159,3 +159,7 @@
 
 # Restore xtrace
 $XTRACE
+
+# Local variables:
+# mode: shell-script
+# End: