diff --git a/plugins/bak/bak.load b/plugins/bak/bak.load
index b9c168a..018da35 100644
--- a/plugins/bak/bak.load
+++ b/plugins/bak/bak.load
@@ -1,6 +1,6 @@
 function __bak_name
   # trim / for directories
-  set arg (echo $argv[1] | sed "s/\///")
+  set arg (echo $argv[1] | sed 's/\/$//')
   echo "$arg.(date +"%Y%m%d_%H%M%S").bak"
 end
 
diff --git a/plugins/bak/cpbak.fish b/plugins/bak/cpbak.fish
index c14503b..1e17f9d 100644
--- a/plugins/bak/cpbak.fish
+++ b/plugins/bak/cpbak.fish
@@ -2,5 +2,5 @@
 # (c) Roman Inflianskas (rominf) <infroma@gmail.com>, 2014
 
 function cpbak
-  __bak cp $argv
+  __bak 'cp -a' $argv
 end