diff --git a/client/src/sass/bootstrap.scss b/client/src/sass/bootstrap.scss
index 058033166..dbe206d05 100644
--- a/client/src/sass/bootstrap.scss
+++ b/client/src/sass/bootstrap.scss
@@ -65,7 +65,7 @@ $icon-font-path: '~@neos21/bootstrap3-glyphicons/assets/fonts/';
 
 .list-overflow-menu,
 .parent-entry {
-  z-index: z(header) - 1 !important;
+  z-index: z(menu) - 1 !important;
 }
 
 .btn-group,
diff --git a/client/src/sass/include/_variables.scss b/client/src/sass/include/_variables.scss
index 39e81f270..396dae0e2 100644
--- a/client/src/sass/include/_variables.scss
+++ b/client/src/sass/include/_variables.scss
@@ -163,13 +163,13 @@ $zindex: (
   sub-menu        : 12500,
   menu            : 12600,
   search-typeahead: 12650,
-  header          : 12700,
   popover         : 13000,
   tooltip         : 14000,
   loadbar         : 15000,
   modal           : 16000,
   dropdown        : 17000,
   help-popover    : 17000,
+  header          : 17500,
   notification    : 18000,
   hotkeys         : 19000
 );