diff --git a/home/dot_config/shell/profile.sh.tmpl b/home/dot_config/shell/profile.sh.tmpl
index 8809a117..150d06b5 100644
--- a/home/dot_config/shell/profile.sh.tmpl
+++ b/home/dot_config/shell/profile.sh.tmpl
@@ -124,6 +124,14 @@ fi
 #  . "$HOME/.local/scripts/fzf-tmux.bash"
 #fi
 
+### McFly
+export MCFLY_PROMPT="❯"
+if [ -d /Applications ] && [ -d /System ]; then
+  if [[ "$(defaults read -g AppleInterfaceStyle 2&>/dev/null)" != "Dark" ]]; then
+      export MCFLY_LIGHT=TRUE
+  fi
+fi
+
 ### SDKMan
 if command -v brew > /dev/null && command -v sdkman-cli > /dev/null; then
   export SDKMAN_DIR="$(brew --prefix sdkman-cli)/libexec"