diff --git a/lib/gollum/frontend/helpers.rb b/lib/gollum/frontend/helpers.rb
index 1e78f617..845a0c7a 100644
--- a/lib/gollum/frontend/helpers.rb
+++ b/lib/gollum/frontend/helpers.rb
@@ -2,6 +2,7 @@ module Precious
   module Helpers
     # Extract the path string that Gollum::Wiki expects
     def extract_path(file_path)
+      return nil if file_path.nil?
       last_slash = file_path.rindex("/")
       if last_slash
         file_path[0, last_slash]