diff --git a/dot_zshrc.pre b/dot_zshrc.pre
deleted file mode 100644
index b39e841..0000000
--- a/dot_zshrc.pre
+++ /dev/null
@@ -1,8 +0,0 @@
-# see https://gnunn1.github.io/tilix-web/manual/vteconfig/
-if [ $TILIX_ID ] || [ $VTE_VERSION ]; then
-        source /etc/profile.d/vte.sh
-fi
-
-case $HOST in
-  (iris) GRML_DISPLAY_BATTERY=1 ;;
-esac