diff --git a/.github/workflows/publish-extension.yml b/.github/workflows/publish-extension.yml
index 928b151..afb0e08 100644
--- a/.github/workflows/publish-extension.yml
+++ b/.github/workflows/publish-extension.yml
@@ -65,10 +65,10 @@ jobs:
         run: zip -r source.zip . -x 'node_modules/*' '*/node_modules/*' '*/dist/*' '.git/*' '*.zip'
 
       - name: Upload to Firefox Add-ons
-        uses: yayuyokitano/firefox-addon@v1.0.0
+        uses: trmcnvn/firefox-addon@v1
         with:
-          api_key: ${{ secrets.AMO_JWT_ISSUER }}
-          api_secret: ${{ secrets.AMO_JWT_SECRET }}
-          guid: oidc-devtool@wolfcola
-          xpi_path: packages/devtools-extension/extension-firefox.zip
-          src_path: source.zip
+          uuid: oidc-devtool@wolfcola
+          xpi: packages/devtools-extension/extension-firefox.zip
+          manifest: packages/devtools-extension/dist/manifest.json
+          api-key: ${{ secrets.AMO_JWT_ISSUER }}
+          api-secret: ${{ secrets.AMO_JWT_SECRET }}
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 53c7716..746535d 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -77,14 +77,13 @@ jobs:
 
       - name: Publish Firefox extension (unlisted)
         if: inputs.extension
-        uses: yayuyokitano/firefox-addon@v1.0.0
+        uses: trmcnvn/firefox-addon@v1
         with:
-          api_key: ${{ secrets.AMO_JWT_ISSUER }}
-          api_secret: ${{ secrets.AMO_JWT_SECRET }}
-          guid: oidc-devtool@wolfcola
-          xpi_path: packages/devtools-extension/extension-firefox.zip
-          src_path: source.zip
-          channel: unlisted
+          uuid: oidc-devtool@wolfcola
+          xpi: packages/devtools-extension/extension-firefox.zip
+          manifest: packages/devtools-extension/dist/manifest.json
+          api-key: ${{ secrets.AMO_JWT_ISSUER }}
+          api-secret: ${{ secrets.AMO_JWT_SECRET }}
   release:
     if: github.event_name == 'push'
     runs-on: ubuntu-latest
diff --git a/packages/vscode-extension/README.md b/packages/vscode-extension/README.md
index 6c3492e..e26ce92 100644
--- a/packages/vscode-extension/README.md
+++ b/packages/vscode-extension/README.md
@@ -1,7 +1,21 @@
 # OIDC DevTools — VS Code Extension
 
+[![VS Code Marketplace](https://img.shields.io/visual-studio-marketplace/v/RyanBasmajian.oidc-devtools)](https://marketplace.visualstudio.com/items?itemName=RyanBasmajian.oidc-devtools)
+
 VS Code extension for live OIDC/OAuth2 debugging. Connects to Chrome/Chromium via the Chrome DevTools Protocol (CDP) to capture and analyze authentication flows without leaving your editor.
 
+## Install
+
+**From the Marketplace:** [OIDC DevTools](https://marketplace.visualstudio.com/items?itemName=RyanBasmajian.oidc-devtools)
+
+**From the command line:**
+
+```bash
+code --install-extension RyanBasmajian.oidc-devtools
+```
+
+**From VS Code:** Open Extensions (`Ctrl+Shift+X`), search for "OIDC DevTools", and click Install.
+
 ## Features
 
 - **Live network capture** — captures auth-related traffic via CDP (`Network` domain)