diff --git a/.github/workflows/scheduled.yaml b/.github/workflows/scheduled.yaml
index df66705fe6..eaac447f4a 100644
--- a/.github/workflows/scheduled.yaml
+++ b/.github/workflows/scheduled.yaml
@@ -21,6 +21,8 @@ jobs:
       strategy: ${{ matrix.test-strategy }}
       additional-env-vars: |
         PKG_SYSREQS_DRY_RUN=true
+      extra-deps: |
+        lme4 (>= 1.1-35)
   branch-cleanup:
     name: Branch Cleanup 🧹
     uses: insightsengineering/r.pkg.template/.github/workflows/branch-cleanup.yaml@main