diff --git a/.config/fish/functions/dup.fish b/.config/fish/functions/dup.fish
new file mode 100644
index 0000000..268744e
--- /dev/null
+++ b/.config/fish/functions/dup.fish
@@ -0,0 +1,3 @@
+function dup --wraps='sudo dnf upgrade' --description 'alias dup=sudo dnf upgrade'
+    sudo dnf upgrade $argv
+end