diff --git a/install.sh b/install.sh
index a0295e1..5bd9fc8 100755
--- a/install.sh
+++ b/install.sh
@@ -2,7 +2,7 @@
 BASE=$(git rev-parse --show-toplevel)
 LSP_BIN_PATH=$HOME/.local/bin
 
-default_lsp_langs="css html ts rust python"
+default_lsp_langs="css html ts rust python bash"
 lsp_langs=""
 
 choose_langs() {
@@ -54,9 +54,9 @@ read -p "which shell do you use?: " shellname
 echo "$shellname"
 
 if [ "$(get_platform)" = "Mac" ]; then
-    gsed -i "s/bash/$shellname/g" ~/.config/nvim/lua/mappings/lua.lua
+  gsed -i "s/bash/$shellname/g" ~/.config/nvim/lua/mappings/lua.lua
 else
-    sed -i "s/bash/$shellname/g" ~/.config/nvim/lua/mappings/lua.lua
+  sed -i "s/bash/$shellname/g" ~/.config/nvim/lua/mappings/lua.lua
 fi
 
 echo "shell changed to $shellname on nvim successfully!"
@@ -86,6 +86,8 @@ install_node_deps() {
   sudo npm install -g $@
 }
 
+# install languages
+
 install_ts() {
   install_node_deps typescript typescript-language-server prettier
 }
@@ -113,6 +115,10 @@ install_python() {
   install_node_deps pyright
 }
 
+install_bash() {
+  install_node_deps bash-language-server
+}
+
 for lang in ${lsp_langs}; do
   if fn_exists install_$lang; then
     heading "Installing $lang language server"
diff --git a/lua/bufferline/lua.lua b/lua/bufferline/lua.lua
index f708fbc..b77fa93 100644
--- a/lua/bufferline/lua.lua
+++ b/lua/bufferline/lua.lua
@@ -48,12 +48,10 @@ require "bufferline".setup {
             guifg = "#282c34",
             guibg = "#282c34"
         },
-
         separator = {
             guifg = "#1e222a",
             guibg = "#1e222a"
         },
-
         indicator_selected = {
             guifg = "#1e222a",
             guibg = "#1e222a"
diff --git a/lua/lspconfig/lua.lua b/lua/lspconfig/lua.lua
index 0203a9e..f0d7000 100644
--- a/lua/lspconfig/lua.lua
+++ b/lua/lspconfig/lua.lua
@@ -39,7 +39,7 @@ function on_attach(client)
 end
 
 local lspconf = require "lspconfig"
-local servers = {"html", "cssls", "tsserver", "pyright"}
+local servers = {"html", "cssls", "tsserver", "pyright" , "bashls"}
 
 for k, lang in pairs(servers) do
     lspconf[lang].setup {