diff --git a/share/functions/realpath.fish b/share/functions/realpath.fish
index 0d20ab6de..3b8eaf4a5 100644
--- a/share/functions/realpath.fish
+++ b/share/functions/realpath.fish
@@ -41,7 +41,7 @@ if not command -s realpath >/dev/null
                         continue
 
                     case "*"
-                        fish_realpath $argv
+                        fish_realpath $arg
                 end
             end
         end