diff --git a/app/helpers/repositories_helper.rb b/app/helpers/repositories_helper.rb
index cbcffa3af..1ebe74a74 100644
--- a/app/helpers/repositories_helper.rb
+++ b/app/helpers/repositories_helper.rb
@@ -16,7 +16,7 @@ module RepositoriesHelper
 
   def image_type?(str)
     default_type = %w(png jpg gif tif psd svg bmp webp jpeg ico psd)
-    default_type.include?(str&.downcase)
+    default_type.include?(str.to_s.gsub("\r", "").downcase)
   end
 
   def is_readme?(type, str)