diff --git a/theme/base/style/core.css b/theme/base/style/core.css
index b1b61c2b338..84b36fadde4 100644
--- a/theme/base/style/core.css
+++ b/theme/base/style/core.css
@@ -1071,3 +1071,4 @@ html[dir=rtl] .configphp {direction:ltr;text-align:left;}
 
 table.flexible .r0, table.generaltable .r0 {background-color: #F0F0F0;}
 table.flexible .r1, table.generaltable .r1 {background-color: #FAFAFA;}
+table.flexible .emptyrow {display: none;}