diff --git a/lib/extensions/ruby/setup.el b/lib/extensions/ruby/setup.el
index 0bf3104..1be3401 100644
--- a/lib/extensions/ruby/setup.el
+++ b/lib/extensions/ruby/setup.el
@@ -117,4 +117,13 @@
     (build-ctag-file))
   (etags-select-find-tag-at-point))
 
+(setq erb-regex (concat "\\([^\\\"']+\\.\\)\\(" (rx (or "jpg" "png" "gif" "svg")) "\\)"))
+
+;;;###autoload
+(defun erbify-image-paths ()
+  (interactive)
+  (message erb-regex)
+  (replace-regexp erb-regex "<%= image_path '\\1\\2' %>"))
+
+
 (provide 'extensions/ruby/setup)