diff --git a/dot_dotfiles/scripts/executable_install.chezmoi.dependencies.sh b/dot_dotfiles/scripts/executable_install.chezmoi.dependencies.sh
index 79080d6..817125d 100644
--- a/dot_dotfiles/scripts/executable_install.chezmoi.dependencies.sh
+++ b/dot_dotfiles/scripts/executable_install.chezmoi.dependencies.sh
@@ -9,7 +9,8 @@ sudo pacman -Sy \
     xsel \
     xclip \
     eid-mw \
-    redshift
+    redshift \
+    brightnessctl
 
 # these are doom (emacs) dependencies
 sudo pacman -Sy \