diff --git a/.vimrc b/.vimrc
index 9053723..feb9c17 100644
--- a/.vimrc
+++ b/.vimrc
@@ -50,7 +50,7 @@ set smartcase
 " Show line numbers.
 set number
 " toggle linenumbers
-nmap <leader>z :set nonu!<CR>
+nmap <Leader>z :set nonu!<CR>
 
 " ### Kommandovervollständigung
 " https://www.reddit.com/r/vim/comments/oo9gms/any_way_to_get_vim_to_not_defaulting_to_the_first/h5wygix/?context=8&depth=9
@@ -108,9 +108,9 @@ let g:ctrlp_extensions = ['line', 'undo']
 hi QuickFixLine ctermbg=black guibg=black
 " mit , + n/p wechsele den Eintrag im Quickfix-Windows vor/zurück
 " mit , c Offne ShellCheck im QUickfix Windows
-nnoremap <leader>n :cn<CR>
-nnoremap <leader>p :cp<CR>
-nnoremap <leader>c :ShellCheck!<CR>
+nnoremap <Leader>n :cn<CR>
+nnoremap <Leader>p :cp<CR>
+nnoremap <Leader>c :ShellCheck!<CR>
 
 " ### lightline/statusline
 " blende insert/visual/... in der commandline aus, steht in lightline
@@ -130,7 +130,7 @@ function! GitBranch()
   return system("git rev-parse --abbrev-ref HEAD 2>/dev/null | tr -d '\n'")
 endfunction
 " ### markdown-preview
-nmap <leader>m :MarkdownPreviewToggle<CR>
+nmap <Leader>m :MarkdownPreviewToggle<CR>
 
 " ### vim startify
 " returns all modified files of the current git repo
@@ -165,11 +165,9 @@ let g:startify_lists = [
 nmap  <C-w> :q<CR>
 " Ctrl+S zum speichern
 nmap  <C-s> :w<CR>
-" leader-key
-let mapleader = ","
 " Navigate tabs
 nnoremap <C-j> :bnext<CR>
 nnoremap <C-k> :bprev<CR>
 " Saner CTRL-L
 " https://github.com/mhinz/vim-galore#saner-ctrl-l
-nnoremap <leader>l :nohlsearch<cr>:diffupdate<cr>:syntax sync fromstart<cr><c-l>
+nnoremap <Leader>l :nohlsearch<cr>:diffupdate<cr>:syntax sync fromstart<cr><c-l>
diff --git a/README.md b/README.md
index 2c1148e..6b61c12 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 # dotfiles
 
 # vim shortcuts
-
+`Leader = \`
 | Shortcut | Befehl |
 | -- | -- |
 | Leader+z | Toggle Line Numbers |