diff --git a/modules/browser/firefox.nix b/modules/browser/firefox.nix
index 16e4df9..101388d 100644
--- a/modules/browser/firefox.nix
+++ b/modules/browser/firefox.nix
@@ -28,6 +28,10 @@
         installation_mode = "force_installed";
         install_url = "https://addons.mozilla.org/firefox/downloads/latest/floccus/latest.xpi";
       };
+      "sponsorBlocker@ajay.app" = {
+        installation_mode = "force_installed";
+        install_url = "https://addons.mozilla.org/firefox/downloads/latest/sponsorblock/latest.xpi";
+      };
     };
 
     # Privacy & Security