diff --git a/default.nix b/default.nix
new file mode 100644
index 00000000..d15fd101
--- /dev/null
+++ b/default.nix
@@ -0,0 +1,9 @@
+# limited, non-flake interface to this repo.
+# this file exposes the same view into `pkgs` which the flake would see when evaluated.
+#
+# the primary purpose of this file is so i can run `updateScript`s which expect
+# the root to be `default.nix`
+{ pkgs ? import <nixpkgs> {} }:
+pkgs.appendOverlays [
+  (import ./overlays/all.nix)
+]
diff --git a/flake.nix b/flake.nix
index 990309e8..55a83165 100644
--- a/flake.nix
+++ b/flake.nix
@@ -276,6 +276,21 @@
             program = "${pkgs.feeds.updateScript}";
           };
 
+          update-bpc = {
+            # proof-of-concept updater like in nixpkgs
+            # TODO: extend this to update all my packages
+            type = "app";
+            program = let
+              pkg = pkgs.firefox-extensions.unwrapped.bypass-paywalls-clean;
+            in builtins.toString (pkgs.writeShellScript "update-bpc" ''
+              export UPDATE_NIX_NAME=${pkg.name}
+              export UPDATE_NIX_PNAME=${pkg.pname}
+              export UPDATE_NIX_OLD_VERSION=${pkg.version}
+              export UPDATE_NIX_ATTR_PATH=firefox-extensions.unwrapped.bypass-paywalls-clean
+              ${pkgs.lib.escapeShellArgs pkg.updateScript.command}
+            '');
+          };
+
           init-feed = {
             type = "app";
             program = "${pkgs.feeds.initFeedScript}";
diff --git a/pkgs/additional/firefox-extensions/bypass-paywalls-clean/default.nix b/pkgs/additional/firefox-extensions/bypass-paywalls-clean/default.nix
index 0eeca60d..8035545a 100644
--- a/pkgs/additional/firefox-extensions/bypass-paywalls-clean/default.nix
+++ b/pkgs/additional/firefox-extensions/bypass-paywalls-clean/default.nix
@@ -1,17 +1,18 @@
 { lib
 , fetchFromGitLab
+, gitUpdater
 , stdenv
 , zip
 }:
 
 stdenv.mkDerivation rec {
   pname = "bypass-paywalls-clean";
-  version = "3.2.5.0";
+  version = "3.3.4.0";
   src = fetchFromGitLab {
     owner = "magnolia1234";
     repo = "bypass-paywalls-firefox-clean";
     rev = "v${version}";
-    hash = "sha256-FkAqzJisPdBiElX9ceQS3zfg8zwrsozOquHDagiRKiE=";
+    hash = "sha256-tgtdtTRLFgkJ7KuwLbLqrrImujKeeSWGEXc274G/YN0=";
   };
 
   patches = [
@@ -28,6 +29,9 @@ stdenv.mkDerivation rec {
 
   passthru = {
     extid = "magnolia@12.34";
+    updateScript = gitUpdater {
+      rev-prefix = "v";
+    };
   };
 
   meta = {