diff --git a/app/helpers/issues_helper.rb b/app/helpers/issues_helper.rb
index cacc7f532..57fb01600 100644
--- a/app/helpers/issues_helper.rb
+++ b/app/helpers/issues_helper.rb
@@ -61,7 +61,7 @@ module IssuesHelper
       value = content_tag("i", h(value)) if value
     end
     
-    if detail.value and !detail.value.empty?
+    if detail.value and !detail.value.to_s.empty?
       if old_value
         label + " " + l(:text_journal_changed, old_value, value)
       else