diff --git a/.github/workflows/tests-pr.yml b/.github/workflows/tests-pr.yml
index ba1f6c60748..77f13fdd4cd 100644
--- a/.github/workflows/tests-pr.yml
+++ b/.github/workflows/tests-pr.yml
@@ -266,7 +266,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        shard: ['1/2', '2/2']
+        shard: ['1/3', '2/3', '3/3']
     steps:
       - uses: actions/checkout@v6
         with: