diff --git a/.github/workflows/pkgdown.yaml b/.github/workflows/pkgdown.yaml
index 23a8afc..e0b8e1a 100644
--- a/.github/workflows/pkgdown.yaml
+++ b/.github/workflows/pkgdown.yaml
@@ -2,12 +2,14 @@ on:
   push:
     branches:
       - main
+    tags:
+      -'*'
 
 name: pkgdown
 
 jobs:
   pkgdown:
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
     env:
       RSPM: https://packagemanager.rstudio.com/cran/__linux__/bionic/latest
       GITHUB_PAT: ${{ secrets.GITHUB_TOKEN }}
@@ -18,7 +20,7 @@ jobs:
       - uses: r-lib/actions/setup-r@v2
         id: install-r
 
-      - uses: r-lib/actions/setup-pandoc@v2
+      - uses: r-lib/actions/setup-pandoc@v1
 
       - name: Install pak and query dependencies
         run: |
@@ -32,8 +34,8 @@ jobs:
           path: |
             ${{ env.R_LIBS_USER }}/*
             !${{ env.R_LIBS_USER }}/pak
-          key: ubuntu-18.04-${{ steps.install-r.outputs.installed-r-version }}-1-${{ hashFiles('.github/r-depends.rds') }}
-          restore-keys: ubuntu-18.04-${{ steps.install-r.outputs.installed-r-version }}-1-
+          key: ubuntu-20.04-${{ steps.install-r.outputs.installed-r-version }}-1-${{ hashFiles('.github/r-depends.rds') }}
+          restore-keys: ubuntu-20.04-${{ steps.install-r.outputs.installed-r-version }}-1-
 
       - name: Install system dependencies
         if: runner.os == 'Linux'
@@ -55,4 +57,4 @@ jobs:
         run: |
           git config --local user.name "$GITHUB_ACTOR"
           git config --local user.email "$GITHUB_ACTOR@users.noreply.github.com"
-          Rscript -e 'pkgdown::deploy_to_branch(new_process = FALSE)'
+          Rscript -e 'pkgdown::deploy_to_branch(new_process = FALSE)'
\ No newline at end of file