diff --git a/nvim/.config/nvim/init.lua b/nvim/.config/nvim/init.lua
index 7e488db..8ffc9f4 100644
--- a/nvim/.config/nvim/init.lua
+++ b/nvim/.config/nvim/init.lua
@@ -174,6 +174,7 @@ local file_specific = {
         if not has_makefile() then
             vim.bo.makeprg = 'tcc -run %'
         end
+        vim.bo.expandtab = false
     end,
     cs = function()
         vim.bo.makeprg = "dotnet"
diff --git a/nvim/.config/nvim/snippets/c.snippets b/nvim/.config/nvim/snippets/c.snippets
index 6998a51..bef5b2b 100644
--- a/nvim/.config/nvim/snippets/c.snippets
+++ b/nvim/.config/nvim/snippets/c.snippets
@@ -166,7 +166,7 @@ snippet ,,n "" Ai
 	\n
 
 snippet foreacharr
-	for (${1:type} *${2:item} = ${3:array}; ${2:item} < &${3:array}[${4:size}]; ${2:item}++) {
+	for (${1:type} *${2:item} = (${3:array}); ${2:item} < &(${3:array})[${4:size}]; ${2:item}++) {
 		$0
 	}
 snippet flags
diff --git a/vim/.vimrc b/vim/.vimrc
index b2b4eac..44873b5 100644
--- a/vim/.vimrc
+++ b/vim/.vimrc
@@ -80,6 +80,7 @@ syntax on
 tnoremap <c-w>c <c-\><c-n><c-w>c
 xnoremap H ^
 xnoremap L $
+nnoremap Q @@
 
 if has('clipboard')
   set clipboard^=unnamed,unnamedplus