diff --git a/lib/pry/helpers/command_helpers.rb b/lib/pry/helpers/command_helpers.rb
index 87fd35b8..2921e77c 100644
--- a/lib/pry/helpers/command_helpers.rb
+++ b/lib/pry/helpers/command_helpers.rb
@@ -155,7 +155,7 @@ class Pry
       # we can just use the program's name and ignore any absolute paths.
       #
       def editor_name
-        Pry.config.editor.split("/").last.split(" ").first
+        Pry.config.editor.split(%r{[\\/]}).last.split(" ").first
       end
 
       # Remove any common leading whitespace from every line in `text`.