diff --git a/share/config.fish b/share/config.fish
index a9898a083..ed6dd459c 100644
--- a/share/config.fish
+++ b/share/config.fish
@@ -268,7 +268,7 @@ function __fish_expand_pid_args
                 return 1
             end
         else
-            echo $arg
+            printf "%s\n" $arg
         end
     end
 end