diff --git a/.install/hidpi.sh b/.install/hidpi.sh
index 9d72f6e..d4fd94e 100644
--- a/.install/hidpi.sh
+++ b/.install/hidpi.sh
@@ -9,8 +9,8 @@ echo -e "${NONE}"
 
 hidpiconfirm="Do you want 2x hidpi scale?"
 if gum confirm "$hidpiconfirm"; then
-    sed -E 's/size = [0-9]+(\.[0-9]+)?/size = 18/' alacritty/alacritty.toml
-    sed -E 's/[0-9]+(\.[0-9]+)?/16/' .settings/rofi-font.rasi
+    sed -i 's/size = [0-9]+(\.[0-9]+)?/size = 18/' alacritty/alacritty.toml
+    sed -i 's/[0-9]+(\.[0-9]+)?/16/' .settings/rofi-font.rasi
     echo '\n# hidpi scale\nsource = ~/dotfiles/hypr/conf/hidpi.conf' >> hypr/conf/custom.conf
-    sed -E 's/1/2' hypr/conf/monitors/default.conf
+    sed -i 's/1/2' hypr/conf/monitors/default.conf
 fi