diff --git a/README.md b/README.md
index 14328c6..08cb911 100644
--- a/README.md
+++ b/README.md
@@ -23,3 +23,10 @@ of your virtualenv.
 Read
 [jedi-environments](https://jedi.readthedocs.io/en/latest/docs/api.html#environments)
 for more information.
+
+### `g:ncm2_jedi#settings`
+
+Defaults to `{}`.
+
+Read [jedi-settings](https://jedi.readthedocs.io/en/latest/docs/settings.html)
+for more information.
diff --git a/autoload/ncm2_jedi.vim b/autoload/ncm2_jedi.vim
index 8e72611..005cb4c 100644
--- a/autoload/ncm2_jedi.vim
+++ b/autoload/ncm2_jedi.vim
@@ -11,6 +11,10 @@ let g:ncm2_jedi#environment = get(g:,
             \ 'ncm2_jedi#environment',
             \ '')
 
+let g:ncm2_jedi#settings = get(g:,
+            \ 'ncm2_jedi#settings',
+            \ {})
+
 if g:ncm2_jedi#python_version != 2
     let g:ncm2_jedi#proc = yarp#py3('ncm2_jedi')
 else
@@ -48,7 +52,6 @@ func! ncm2_jedi#on_warmup(ctx)
 endfunc
 
 func! ncm2_jedi#on_complete(ctx)
-    let env = get(b:, 'ncm2_jedi_environment', g:ncm2_jedi#environment)
-    call g:ncm2_jedi#proc.try_notify('on_complete', a:ctx, getline(1, '$'), env)
+    call g:ncm2_jedi#proc.try_notify('on_complete', a:ctx, getline(1, '$'))
 endfunc
 
diff --git a/pythonx/ncm2_jedi.py b/pythonx/ncm2_jedi.py
index 4c2c0e7..c99f927 100644
--- a/pythonx/ncm2_jedi.py
+++ b/pythonx/ncm2_jedi.py
@@ -6,7 +6,7 @@
 import re
 import jedi
 import os
-
+from jedi import settings
 
 logger = getLogger(__name__)
 
@@ -18,16 +18,21 @@ class Source(Ncm2Source):
 
     def __init__(self, vim):
         Ncm2Source.__init__(self, vim)
-        self._envs = {}
 
-    def get_env(self, env):
+        env = vim.vars['ncm2_jedi#environment']
         if not env:
-            return jedi.get_default_environment()
-        if env not in self._envs:
-            self._envs[env] = jedi.create_environment(env)
-        return self._envs[env]
+            self._env = jedi.get_default_environment()
+        else:
+            self._env = jedi.create_environment(env)
+
+        rc_settings = vim.vars['ncm2_jedi#settings']
+        for name in rc_settings:
+            setattr(settings, name, rc_settings[name])
 
-    def on_complete(self, ctx, lines, env):
+    def get_env(self):
+        return self._env
+
+    def on_complete(self, ctx, lines):
         path = ctx['filepath']
         typed = ctx['typed']
         lnum = ctx['lnum']
@@ -48,7 +53,7 @@ def on_complete(self, ctx, lines, env):
 
         logger.info('context [%s]', ctx)
 
-        env = self.get_env(env)
+        env = self.get_env()
         script = jedi.Script(src, lnum, len(typed), path, environment=env)
 
         is_import = False
@@ -89,18 +94,18 @@ def on_complete(self, ctx, lines, env):
 
             insert = complete.complete
 
-            item = dict(word=ctx['base']+insert,
+            item = dict(word=ctx['base'] + insert,
                         icase=1,
                         dup=1,
                         menu=complete.description,
                         info=complete.docstring())
 
-            item = self.match_formalize(ctx, item)
-
             # Fix the user typed case
             if item['word'].lower() == complete.name.lower():
                 item['word'] = complete.name
 
+            item = self.match_formalize(ctx, item)
+
             # snippet support
             try:
                 if (complete.type == 'function' or complete.type == 'class'):