diff --git a/src/browser/themes/shared/zen-icons/icons.css b/src/browser/themes/shared/zen-icons/icons.css
index d1a61be52..0955668ff 100644
--- a/src/browser/themes/shared/zen-icons/icons.css
+++ b/src/browser/themes/shared/zen-icons/icons.css
@@ -565,16 +565,23 @@
 /* tab sound icons */
 .tab-icon-overlay[soundplaying] {
   list-style-image: url('tab-audio-playing-small.svg') !important;
+  background-image: none !important;
+  fill: white;
 }
 
 .tab-icon-overlay[muted] {
   list-style-image: url('tab-audio-muted-small.svg') !important;
+  background-image: none !important;
+  fill: white;
 }
 
 .tab-icon-overlay[activemedia-blocked] {
   list-style-image: url('tab-audio-blocked-small.svg') !important;
+  background-image: none !important;
+  fill: white;
 }
 
+
 /* reload/stop animation */
 #stop-reload-button[animate]
   > #reload-button[displaystop]
@@ -897,7 +904,7 @@ menuitem[contexttype='fullscreen'][label*='Exit'] {
 #context_pinSelectedTabs,
 #context_unpinSelectedTabs,
 .customize-context-moveToPanel,
-#context_zen-replace-pinned-url-with-current{
+#context_zen-replace-pinned-url-with-current {
   --menu-image: url('pin.svg');
 }