diff --git a/.github/workflows/pkgdown.yaml b/.github/workflows/pkgdown.yaml
index 7873c35a..047bae97 100644
--- a/.github/workflows/pkgdown.yaml
+++ b/.github/workflows/pkgdown.yaml
@@ -8,6 +8,7 @@ name: pkgdown
 
 jobs:
   pkgdown:
+    runs-on: ubuntu-latest
     env:
       RSPM: https://packagemanager.rstudio.com/cran/__linux__/bionic/latest
       GITHUB_PAT: ${{ secrets.GITHUB_TOKEN }}