diff --git a/ftplugin/python/ipy.vim b/ftplugin/python/ipy.vim
index 1d9b20e..0305a50 100644
--- a/ftplugin/python/ipy.vim
+++ b/ftplugin/python/ipy.vim
@@ -431,8 +431,8 @@ def with_subchannel(f,*args):
 
 @with_subchannel
 def run_this_file():
-    msg_id = send('run %s %s' % (run_flags, repr(vim.current.buffer.name),))
-    print_prompt("In[]: run %s %s" % (run_flags, repr(vim.current.buffer.name)),msg_id)
+    msg_id = send('%%run %s %s' % (run_flags, repr(vim.current.buffer.name),))
+    print_prompt("In[]: %%run %s %s" % (run_flags, repr(vim.current.buffer.name)),msg_id)
 
 @with_subchannel
 def run_this_line():