diff --git a/autoload/jedi.vim b/autoload/jedi.vim
index 6eaea4a..53dcc6b 100644
--- a/autoload/jedi.vim
+++ b/autoload/jedi.vim
@@ -31,15 +31,15 @@ function! jedi#show_func_def()
 endfunction
 
 function! jedi#enable_speed_debugging()
-    python jedi.set_debug_function(jedi.debug.print_to_stdout, speed=True, warnings=False, notices=False)
+    python jedi_vim.jedi.set_debug_function(jedi_vim.print_to_stdout, speed=True, warnings=False, notices=False)
 endfunction
 
 function! jedi#enable_debugging()
-    python jedi.set_debug_function(jedi.debug.print_to_stdout, speed=True, warnings=False, notices=False)
+    python jedi_vim.jedi.set_debug_function(jedi_vim.print_to_stdout)
 endfunction
 
 function! jedi#disable_debugging()
-    python jedi.set_debug_function(None)
+    python jedi_vim.jedi.set_debug_function(None)
 endfunction
 
 " ------------------------------------------------------------------------
diff --git a/jedi b/jedi
index 24b8942..d08c12b 160000
--- a/jedi
+++ b/jedi
@@ -1 +1 @@
-Subproject commit 24b8942713114f26dc6f4c2e244b4aae2f287df8
+Subproject commit d08c12bb06ad47e37cd0d9e6d506acc5cc0d10b2
diff --git a/plugin/jedi_vim.py b/plugin/jedi_vim.py
index 26e5fcf..f75a595 100644
--- a/plugin/jedi_vim.py
+++ b/plugin/jedi_vim.py
@@ -287,3 +287,7 @@ def tabnew(path):
     else:
         # tab doesn't exist, add a new one.
         vim.command('tabnew %s' % path)
+
+
+def print_to_stdout(level, str_out):
+    print(str_out)