diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 6c47aa63fbb78fdcb2817016319ac15b0ab8ab52..6f06acdc9e1fed3db9feb4be898b95ed6797bd99 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -141,7 +141,7 @@ jobs:
     downstream_tests:
         strategy:
             matrix:
-                downstream_project: [meshmode, grudge, pytential, pytato]
+                downstream_project: [arraycontext, meshmode, grudge, pytential, pytato]
             fail-fast: false
         name: Tests for downstream project ${{ matrix.downstream_project }}
         runs-on: ubuntu-latest
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index d94a9f484fb59abf0ccbd9bd3f4db3d317881a61..4935db790963a24a58e3fcc46f65f4995abb8d73 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -201,7 +201,7 @@ Benchmarks:
 Downstream:
   parallel:
     matrix:
-    - DOWNSTREAM_PROJECT: [meshmode, grudge, pytential, pytato]
+    - DOWNSTREAM_PROJECT: [arraycontext, meshmode, grudge, pytential, pytato]
   tags:
   - large-node
   - "docker-runner"