diff --git a/nummi/main/static/main/css/form.css b/nummi/main/static/main/css/form.css
index 499ebbd..e0d81bd 100644
--- a/nummi/main/static/main/css/form.css
+++ b/nummi/main/static/main/css/form.css
@@ -5,7 +5,7 @@ form ul.errorlist {
 	margin: 0;
 }
 
-form th {
+form>table>tbody>tr>th {
 	background: var(--bg-01);
 	background-clip: padding-box;
 }