diff --git a/.buildkite/aggregate.yml b/.buildkite/aggregate.yml
index a7ff803a0d..041dbcb38b 100644
--- a/.buildkite/aggregate.yml
+++ b/.buildkite/aggregate.yml
@@ -21,8 +21,8 @@ steps:
           keyvars:
             - "DOCUMENTER_KEY"
       - JuliaCI/julia#v1:
-          version: "1"
-      - staticfloat/sandbox#v1:
+          version: "1.11.0"
+      - staticfloat/sandbox#v2:
           rootfs_url: "https://github.com/JuliaCI/rootfs-images/releases/download/v5.45/aws_uploader.x86_64.tar.gz"
           rootfs_treehash: "8f1a718279b12f889395723b856fc868a8890dfa"
           verbose: true
@@ -31,6 +31,7 @@ steps:
             - "/cache:/cache"
 
     command: |
+      julia --version
       julia --project=docs/ -e 'using Pkg; Pkg.develop(PackageSpec(path=pwd())); Pkg.instantiate()'
       git config user.name buildkite
       git config user.email julia@buildkite.com
diff --git a/.buildkite/aggregate.yml.signature b/.buildkite/aggregate.yml.signature
index 78c0384c38..1996f20283 100644
--- a/.buildkite/aggregate.yml.signature
+++ b/.buildkite/aggregate.yml.signature
@@ -1 +1 @@
-Salted__‘dgëÝ€ìƒÃÿ�„ W<‡‘c…s”r5´Þ߉DVÅ(“r'Q¯Ï‹Û`iiÝÉyÓj‚ê½ËâGæ(*ªó“û.3> >€©ŠÎ2R‹!ô<ÕË•
\ No newline at end of file
+Salted__�1wÔ]õ g].%‚”ˆ�B׃h\ŽüÏý|Ôèë’÷�hügtš_~4·~=}ÆœpìÄÚ(©Ý5)ª^H<»Ô�ÎÕ‰VAZsµÁùlþ»í�›rþ¾46Dì¶
\ No newline at end of file