diff --git a/.github/workflows/bookdown.yaml b/.github/workflows/bookdown.yaml
index 6a4ee79..2f98f43 100644
--- a/.github/workflows/bookdown.yaml
+++ b/.github/workflows/bookdown.yaml
@@ -30,6 +30,9 @@ jobs:
           use-public-rspm: true
 
       - uses: r-lib/actions/setup-renv@v2
+        with:
+          extra-packages: |
+            any::pdftools
 
       - name: Cache bookdown results
         uses: actions/cache@v4
diff --git a/renv.lock b/renv.lock
index de69aa2..00e5609 100644
--- a/renv.lock
+++ b/renv.lock
@@ -250,11 +250,6 @@
       ],
       "Hash": "18e9c28c1d3ca1560ce30658b22ce104"
     },
-    "pdftools": {
-      "Package": "pdftools",
-      "Version": "3.4.0",
-      "Source": "Repository"
-    },
     "rappdirs": {
       "Package": "rappdirs",
       "Version": "0.3.3",