diff --git a/pkgs/firefox-extensions/sponsorblock/package.nix b/pkgs/firefox-extensions/sponsorblock/package.nix
index d498d14c3..5bc6e017c 100644
--- a/pkgs/firefox-extensions/sponsorblock/package.nix
+++ b/pkgs/firefox-extensions/sponsorblock/package.nix
@@ -8,10 +8,10 @@
 }:
 stdenvNoCC.mkDerivation rec {
   pname = "sponsorblock";
-  version = "5.13";
+  version = "5.13.1";
   src = fetchurl {
     url = "https://github.com/ajayyy/SponsorBlock/releases/download/${version}/FirefoxSignedInstaller.xpi";
-    hash = "sha256-pSc3qVoXsS7Q5ZudQ6hv2Jp9q2eBjCMGXo1ZUiQ29U0=";
+    hash = "sha256-cBucyo8tuWQo3BM1a/I0d7pitlSqLLVh/PqlcUEyVQc=";
     name = "FirefoxSignedInstaller.zip";
   };
   # .zip file has everything in the top-level; stdenv needs it to be extracted into a subdir: