diff --git a/htdocs/theme/eldy/global.inc.php b/htdocs/theme/eldy/global.inc.php
index 365e4a37219..9a3c800acb4 100644
--- a/htdocs/theme/eldy/global.inc.php
+++ b/htdocs/theme/eldy/global.inc.php
@@ -6615,6 +6615,7 @@ dl.dropdown {
 	max-height: 264px;
 	overflow: auto;
 	border-radius: 2px;
+	z-index: 1;
 }
 .dropdown dd ul.selectedfieldsleft {
 	right: auto;
diff --git a/htdocs/theme/md/style.css.php b/htdocs/theme/md/style.css.php
index 82948bf6583..8487f9d59e5 100644
--- a/htdocs/theme/md/style.css.php
+++ b/htdocs/theme/md/style.css.php
@@ -6374,6 +6374,7 @@ dl.dropdown {
 	list-style:none;
 	max-height: 264px;
 	overflow: auto;
+	z-index: 1;
 }
 .dropdown dd ul.selectedfieldsleft {
 	right: auto;