diff --git a/dot_config/zsh/dot_zshrc.tmpl b/dot_config/zsh/dot_zshrc.tmpl
index 67da7a8..69df32f 100644
--- a/dot_config/zsh/dot_zshrc.tmpl
+++ b/dot_config/zsh/dot_zshrc.tmpl
@@ -335,6 +335,19 @@ alias_if chezmoi \
     cza="chezmoi add" \
     czc="chezmoi cd"
 
+## --------------------------------------------------
+## User functions
+## --------------------------------------------------
+
+if exists ssh-keygen; then
+    function skg () {
+         ssh-keygen -C "$(whoami)@$(uname -n)-$(date -I)" \
+             -t ed25519 \
+             -N '' \
+             -f "$1"
+    }
+fi
+
 ## --------------------------------------------------
 ## Manly Colors
 ## --------------------------------------------------