diff --git a/.github/workflows/build_addon.yml b/.github/workflows/build_addon.yml
index a8c95f2..7c449ba 100644
--- a/.github/workflows/build_addon.yml
+++ b/.github/workflows/build_addon.yml
@@ -3,6 +3,7 @@ name: build-and-release-addon
 on:
   push:
     tags: ["*"]
+  workflow_dispatch:
 
 jobs:
   build-and-release:
@@ -16,7 +17,7 @@ jobs:
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip setuptools wheel
-          python -m pip install -upgrade scons markdown
+          python -m pip install --upgrade scons markdown
           sudo apt-get update -y
           sudo apt-get install -y gettext
       - name: Build add-on