diff --git a/app/helpers/quality_analysis_helper.rb b/app/helpers/quality_analysis_helper.rb
index e13882f6f..9c6c07109 100644
--- a/app/helpers/quality_analysis_helper.rb
+++ b/app/helpers/quality_analysis_helper.rb
@@ -1,3 +1,4 @@
+# encoding: utf-8
 module QualityAnalysisHelper
 
   def sqale_rating_status val