diff --git a/theme/icons/play-large-diabled-symbolic.svg b/theme/icons/play-large-diabled-symbolic.svg
new file mode 100644
index 0000000..6ca6313
--- /dev/null
+++ b/theme/icons/play-large-diabled-symbolic.svg
@@ -0,0 +1,2 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<svg xmlns="http://www.w3.org/2000/svg" height="16px" viewBox="0 0 16 16" width="16px"><g fill="#222222"><path d="m 2 1 v 2.0625 l 8.246094 8.242188 l 3.648437 -2.085938 c 0.433594 -0.238281 0.65625 -0.730469 0.65625 -1.222656 c 0 -0.492188 -0.222656 -0.984375 -0.65625 -1.226563 l -9.792969 -5.59375 c -0.214843 -0.121093 -0.457031 -0.175781 -0.703124 -0.175781 z m 0 4.183594 v 9.808594 h 1.398438 c 0.246093 0.003906 0.488281 -0.054688 0.703124 -0.171876 l 4.792969 -2.742187 z m 0 0"/><path d="m 1.53125 0.46875 l -1.0625 1.0625 l 14 14 l 1.0625 -1.0625 z m 0 0"/></g></svg>
diff --git a/theme/parts/icons.css b/theme/parts/icons.css
index 07ef2ac..5bdd606 100644
--- a/theme/parts/icons.css
+++ b/theme/parts/icons.css
@@ -305,6 +305,9 @@ button.close::before {
 .tab-icon-overlay[muted] {
     list-style-image: url("../icons/audio-muted-symbolic.svg") !important;
 }
+.tab-icon-overlay[activemedia-blocked] {
+  list-style-image: url("../icons/play-large-diabled-symbolic.svg") !important;
+}
 
 /* Firefox View */
 #firefox-view-button {