diff --git a/.vim/plugins.vim b/.vim/plugins.vim
index 48814b3..fa84206 100644
--- a/.vim/plugins.vim
+++ b/.vim/plugins.vim
@@ -8,7 +8,7 @@ let g:ale_lint_on_enter = 'never'
 let g:ale_linters = {'go': ['gofmt', 'go vet', 'go build']}
 
 " deoplete.nvim
-let g:deoplete#enable_at_startup = 1
+let g:deoplete#enable_at_startup = has('python3')
 inoremap <expr><TAB> pumvisible() ? "\<C-y>" : "\<TAB>"
 
 " fzf
diff --git a/install.sh b/install.sh
index 0b6b0c0..d2d51a0 100755
--- a/install.sh
+++ b/install.sh
@@ -2,3 +2,4 @@
 
 git submodule update --init --recursive
 pip install --user pyflakes --upgrade
+pip install --user pynvim --upgrade