diff --git a/dot_config/private_fish/env.fish.tmpl b/dot_config/private_fish/env.fish.tmpl
index a17af63..c09c0f1 100644
--- a/dot_config/private_fish/env.fish.tmpl
+++ b/dot_config/private_fish/env.fish.tmpl
@@ -1,5 +1,7 @@
 {{- if (and (eq .chezmoi.os "linux") (eq .hosttype "desktop" "laptop")) }}
 # XDG directory settings have been already done in /home/inkch/.config/X11/xprofile
+# For Qt (GUI) Applications
+set -x QT_QPA_PLATFORMTHEME qt5ct
 {{- end }}
 set -x XDG_RUNTIME_DIR   /run/user/{{ .chezmoi.uid }}
 set -x XDG_CONFIG_HOME   "$HOME/.config"