diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index fe90607f..138841b1 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -62,7 +62,7 @@ jobs:
           cargo +${{ env.NIGHTLY_VERSION }} run --example run_pie_object_with_simple_bl
 
   slow-tests:
-    runs-on: namespace-profile-starkware-libs-proving-utils-large-ubuntu-24-04-amd64
+    runs-on: namespace-profile-starkware-libs-stwo-cairo-xlarge-ubuntu-24-04-amd64
     steps:
       - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@master