diff --git a/.github/workflows/pkgdown.yaml b/.github/workflows/pkgdown.yaml
index 1548792b..eb47f58d 100644
--- a/.github/workflows/pkgdown.yaml
+++ b/.github/workflows/pkgdown.yaml
@@ -3,6 +3,7 @@ on:
     paths:
       - r-package/**
       - README.md
+      - .github/workflows/pkgdown.yaml
     branches:
       - master
 
@@ -20,6 +21,12 @@ jobs:
 
       - uses: r-lib/actions/setup-pandoc@v2
 
+      - name: Java setup
+        uses: actions/setup-java@v1
+        with:
+          java-version: '21'
+          java-package: jdk
+
       - name: Query dependencies
         run: |
           install.packages('remotes')