diff --git a/bash/.bash_profile b/bash/.bash_profile
old mode 100644
new mode 100755
diff --git a/git/.gitconfig b/git/.gitconfig
old mode 100644
new mode 100755
diff --git a/tmux/.tmux.conf b/tmux/.tmux.conf
old mode 100644
new mode 100755
diff --git a/vim/.vimrc b/vim/.vimrc
old mode 100644
new mode 100755
index a2fefaf..56027d5
--- a/vim/.vimrc
+++ b/vim/.vimrc
@@ -1,4 +1,14 @@
 set number
 set rnu
-set tabstop=4
 syntax on
+
+set tabstop=4
+set softtabstop=4
+set shiftwidth=4
+set expandtab
+
+set scrolloff=6
+set mouse=""
+
+set background=dark
+