diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 540a6b5a8..2149eb903 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -9,7 +9,7 @@ jobs:
         # the actual items in the array do not matter,
         # just the number - to force CI to sping 3 copies
         # of the current job in parallel
-        machines: [1, 2, 3]
+        machines: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
     steps:
       - name: Checkout
         uses: actions/checkout@v1