diff --git a/.github/workflows/test_common.yml b/.github/workflows/test_common.yml
index aff42352..1fa21094 100644
--- a/.github/workflows/test_common.yml
+++ b/.github/workflows/test_common.yml
@@ -37,7 +37,7 @@ jobs:
     name: tests
     strategy:
       matrix:
-        shard: [ 0,1,2,3,4,5,6,7 ,8,9,10,11,12]
+        shard: [ 0,1,2,3,4,5,6,7 ,8,9,10,11]
     runs-on: ubuntu-latest
     timeout-minutes: 120
     steps: