diff --git a/.github/workflows/1-hello-world.yml b/.github/workflows/1-hello-world.yml
index e03869a..b60f474 100644
--- a/.github/workflows/1-hello-world.yml
+++ b/.github/workflows/1-hello-world.yml
@@ -1,6 +1,7 @@
 name: 1 - Hello World GitHub Actions
 
 on:
+  workflow_dispatch:
   push:
     branches:
       - master