diff --git a/.gitmodules b/.gitmodules
index a273f53..cbe3af1 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,6 @@
 [submodule "raw/.vim/pack/git-plugins/start/ale"]
 	path = raw/.vim/pack/git-plugins/start/ale
 	url = https://github.com/w0rp/ale.git
+[submodule "raw/.vim/pack/git-plugins/start/vim-gitgutter"]
+	path = raw/.vim/pack/git-plugins/start/vim-gitgutter
+	url = https://github.com/airblade/vim-gitgutter.git
diff --git a/raw/.vim/pack/git-plugins/start/vim-gitgutter b/raw/.vim/pack/git-plugins/start/vim-gitgutter
new file mode 160000
index 0000000..7eeea63
--- /dev/null
+++ b/raw/.vim/pack/git-plugins/start/vim-gitgutter
@@ -0,0 +1 @@
+Subproject commit 7eeea63e62b1cc088a75c7a7c244fc774d82e5bb
diff --git a/templates/.vimrc b/templates/.vimrc
index 0aa7010..4bcada3 100644
--- a/templates/.vimrc
+++ b/templates/.vimrc
@@ -13,14 +13,13 @@ set hlsearch
 set incsearch
 set lazyredraw
 set directory=~/.vim/tmp
-filetype plugin on
 
-" indentation
 set tabstop=4
 set softtabstop=4
 set shiftwidth=4
 set expandtab
-filetype indent on
 
 " custom file types
+filetype plugin indent on
 autocmd FileType yaml,yml setlocal tabstop=2 softtabstop=2 shiftwidth=2
+autocmd FileType markdown,plaintex,rst,tex,text setlocal textwidth=79