diff --git a/plugin/jedi_vim.py b/plugin/jedi_vim.py
index 0610e1d..048b2a3 100644
--- a/plugin/jedi_vim.py
+++ b/plugin/jedi_vim.py
@@ -302,27 +302,9 @@ def rename():
 
 
 def tabnew(path):
+    "Open a file in a new tab or switch to an existing one"
     path = os.path.abspath(path)
-    for tab_nr in range(int(vim.eval("tabpagenr('$')"))):
-        for buf_nr in vim.eval("tabpagebuflist(%i + 1)" % tab_nr):
-            buf_nr = int(buf_nr) - 1
-            try:
-                buf_path = vim.buffers[buf_nr].name
-            except IndexError:
-                # Just do good old asking for forgiveness.
-                # don't know why this happens :-)
-                pass
-            else:
-                if buf_path == path:
-                    # tab exists, just switch to that tab
-                    vim.command('tabfirst | tabnext %i' % (tab_nr + 1))
-                    break
-        else:
-            continue
-        break
-    else:
-        # tab doesn't exist, add a new one.
-        vim.command('tabnew %s' % path)
+    vim.command('tab drop %s' % path)
 
 
 def escape_file_path(path):