diff --git a/.github/workflows/test-xenial.md b/.github/workflows/test-xenial.md
index 9a3ef148e..9b8dd0513 100644
--- a/.github/workflows/test-xenial.md
+++ b/.github/workflows/test-xenial.md
@@ -7,6 +7,9 @@ on:
     types: [opened, ready_for_review, review_requested]
     paths-ignore:
     - 'docs/**'
+    
+  workflow_dispatch:
+  
 jobs:
   test-xenial:
     runs-on: ubuntu-16.04