diff --git a/config/.config/i3/config b/config/.config/i3/config
index 53eaab2..2b754fc 100644
--- a/config/.config/i3/config
+++ b/config/.config/i3/config
@@ -122,7 +122,8 @@ for_window [instance="^sun-awt-X11-XDialogPeer$" title="^Complete Installation$"
 ###############################################################################
 
 exec --no-startup-id setxkbmap us,de; setxkbmap -option ctrl:swapcaps
-exec --no-startup-id /home/tuan/.fehbg; compton -b
+exec --no-startup-id nitrogen --restore
+exec --no-startup-id compton -b
 exec --no-startup-id nextcloud
 exec --no-startup-id emacs --daemon
 exec --no-startup-id udiskie
diff --git a/vim/.vim/ftplugin/md.vim b/vim/.vim/ftplugin/md.vim
index d4bd0ff..0bf82d2 100644
--- a/vim/.vim/ftplugin/md.vim
+++ b/vim/.vim/ftplugin/md.vim
@@ -5,5 +5,5 @@ setlocal spell spelllang=de_de
 
 " Compilation
 map <C-c><C-c> <Esc>:RunBackgroundCommand pandoc <C-r>% --pdf-engine=xelatex -o <C-r>%<Del><Del>pdf<Enter>:redraw!
-map <C-c><C-d> <Esc>:silent exec "!evince <C-r>%<Del><Del>pdf &"<Enter>
+map <C-c><C-d> <Esc>:silent exec "!okular <C-r>%<Del><Del>pdf &"<Enter>
 
diff --git a/vim/.vim/ftplugin/tex.vim b/vim/.vim/ftplugin/tex.vim
index d32e520..63c947a 100644
--- a/vim/.vim/ftplugin/tex.vim
+++ b/vim/.vim/ftplugin/tex.vim
@@ -23,5 +23,5 @@ vmap "" da"`<C-R>""'<Esc>
 " Compilation
 map <C-c><C-c> <Esc>:RunBackgroundCommand latexmk -pdf -silent <C-r>%<Enter>:redraw!<Enter>
 map <C-c><C-v> <Esc>:RunBackgroundCommand latexmk -c<Enter>
-map <C-c><C-d> <Esc>:silent exec "!evince <C-r>%<Del><Del><Del>pdf &>/dev/null &"<Enter>
+map <C-c><C-d> <Esc>:silent exec "!okular <C-r>%<Del><Del><Del>pdf &>/dev/null &"<Enter>
 
diff --git a/vim/.vim/spell/de.utf-8.add b/vim/.vim/spell/de.utf-8.add
index 760485e..18f3328 100644
--- a/vim/.vim/spell/de.utf-8.add
+++ b/vim/.vim/spell/de.utf-8.add
@@ -223,3 +223,19 @@ GOTOSTART
 M1
 M2
 x
+Schleifenbeginn
+Schleifenende
+f
+w
+l
+y
+mod
+Z
+Bsp
+k
+j
+i
+Studienbeiratssitzung
+erp4students
+Rektoratssitzung
+Gleichstellungsbeauftragten
diff --git a/vim/.vim/spell/de.utf-8.add.spl b/vim/.vim/spell/de.utf-8.add.spl
index 59ceff5..6748216 100644
Binary files a/vim/.vim/spell/de.utf-8.add.spl and b/vim/.vim/spell/de.utf-8.add.spl differ