diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
index 2c54cf33..bf2a1557 100644
--- a/.github/workflows/tests.yaml
+++ b/.github/workflows/tests.yaml
@@ -45,7 +45,7 @@ jobs:
         shell: Rscript {0}
         run: |
           if (!requireNamespace("renv", quietly = TRUE)) install.packages("renv")
-          renv::restore()
+          renv::restore(repos = c(CRAN = "https://packagemanager.rstudio.com/all/__linux__/focal/latest"))
       - name: Cache conda packages
         uses: actions/cache@v1
         env: