diff --git a/.profile b/.profile
index 977f5fa..390e19c 100644
--- a/.profile
+++ b/.profile
@@ -32,14 +32,13 @@ export MOZ_ENABLE_WAYLAND=1 # for firefox
 export XDG_SESSION_TYPE=wayland
 export GDK_BACKEND=wayland
 export QT_QPA_PLATFORM=wayland
-#
+
 # https://github.com/flameshot-org/flameshot/blob/master/docs/Sway%20and%20wlroots%20support.md
 export SDL_VIDEODRIVER=wayland
 export _JAVA_AWT_WM_NONREPARENTING=1
-export QT_QPA_PLATFORM=wayland
 export XDG_CURRENT_DESKTOP=sway
 export XDG_SESSION_DESKTOP=sway
-#
+
 # automatically login into sway
 if [ -z $DISPLAY ] && [ "$(tty)" = "/dev/tty1" ]; then
   exec sway
diff --git a/sway/config.d/autostart_applications b/sway/config.d/autostart_applications
index 8bb53e7..cbc202e 100644
--- a/sway/config.d/autostart_applications
+++ b/sway/config.d/autostart_applications
@@ -19,4 +19,6 @@ exec hash dbus-update-activation-environment 2>/dev/null && \
 # exec python3 ~/.config/sway/scripts/swayfader.py      
 
 # Autostart
-exec syncthing
\ No newline at end of file
+exec syncthing
+exec gammastep -l 0:0 -o -b 0.9:0.9 
+# https://man.archlinux.org/man/extra/gammastep/gammastep.1.en 
\ No newline at end of file