diff --git a/deb/openmediavault/workbench/src/app/core/components/dashboard/dashboard-widget/dashboard-widget.component.scss b/deb/openmediavault/workbench/src/app/core/components/dashboard/dashboard-widget/dashboard-widget.component.scss
index fc56b9a2b..9e254a21a 100644
--- a/deb/openmediavault/workbench/src/app/core/components/dashboard/dashboard-widget/dashboard-widget.component.scss
+++ b/deb/openmediavault/workbench/src/app/core/components/dashboard/dashboard-widget/dashboard-widget.component.scss
@@ -14,8 +14,6 @@
     }
 
     .mat-card-title-group {
-      border-top-left-radius: dv.$omv-radius;
-      border-top-right-radius: dv.$omv-radius;
       padding: dv.$omv-padding dv.$omv-padding (dv.$omv-padding * 0.5) dv.$omv-padding;
 
       .mat-card-title {
diff --git a/deb/openmediavault/workbench/src/scss/defaults/_variables.scss b/deb/openmediavault/workbench/src/scss/defaults/_variables.scss
index 89863fa00..2c3dc22b3 100644
--- a/deb/openmediavault/workbench/src/scss/defaults/_variables.scss
+++ b/deb/openmediavault/workbench/src/scss/defaults/_variables.scss
@@ -16,7 +16,6 @@
 $omv-margin: 1.5rem; // 24px
 $omv-margin-icon-text: 0.625rem; // 10px
 $omv-padding: 1rem; // 16px
-$omv-radius: 0.25rem; // 4px
 $omv-top-bar-height: 4rem; // 64px
 $omv-navigation-bar-width: 18.75rem; // 300px
 $omv-notification-bar-width: 21.875rem; // 350px