diff --git a/lib/section_extractor/toc.rb b/lib/section_extractor/toc.rb
index 0f69ed8..1acca97 100644
--- a/lib/section_extractor/toc.rb
+++ b/lib/section_extractor/toc.rb
@@ -28,6 +28,8 @@ def valid_toc_item?(toc_item)
       when :numeric
         match = toc_item.raw_title.match(/^(\d+)/)
         match.size > 0 && match[1].to_i <= MAX_NUMERIC_TOC_ITEM
+      else
+        true
       end
     end
   end