diff --git a/app/helpers/system_log_helper.rb b/app/helpers/system_log_helper.rb
index 12e02ca8f..5412339de 100644
--- a/app/helpers/system_log_helper.rb
+++ b/app/helpers/system_log_helper.rb
@@ -25,7 +25,10 @@ module SystemLogHelper
           logs = Kaminari.paginate_array(logs).page(page).per(per).collect! { |log| parse(log) }
           #将分页后的记录的搜索结果添加样式，样式中的\0是给给r占位置的。
           logs.collect! do |log|
-            keywords.each { |r| log.gsub!(r, '<span class="search_results">\0</span>') && log = "" if log =~ Regexp.new("SystemLogController",'i') }
+            if log =~ Regexp.new("SystemLogController",'i')
+              log = ""
+            end
+            keywords.each { |r| log.gsub!(r, '<span class="search_results">\0</span>')  }
             log
           end