diff --git a/res/css/views/elements/_Slider.scss b/res/css/views/elements/_Slider.scss
index 730da021bd..3cfc14ab46 100644
--- a/res/css/views/elements/_Slider.scss
+++ b/res/css/views/elements/_Slider.scss
@@ -58,7 +58,6 @@ limitations under the License.
     height: $slider-selection-dot-size;
     background-color: $slider-selection-color;
     border-radius: 50%;
-    box-shadow: 0 0 6px lightgrey;
     z-index: 10;
 }
 
diff --git a/res/themes/dark/css/_dark.scss b/res/themes/dark/css/_dark.scss
index cad884e8b2..865eb4de43 100644
--- a/res/themes/dark/css/_dark.scss
+++ b/res/themes/dark/css/_dark.scss
@@ -165,6 +165,9 @@ $button-link-bg-color: transparent;
 // Toggle switch
 $togglesw-off-color: $room-highlight-color;
 
+// Slider
+$slider-background-color: $quinary-content;
+
 $progressbar-fg-color: $accent-color;
 $progressbar-bg-color: $system;