diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 3ace9c28..ad231ef9 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -105,7 +105,7 @@ jobs:
 
       - name: Build R book
         run: |
-          make r-book
+          make r-book-jl
           cp website/r-README.md r-book/README.md
           touch r-book/.nojekyll
 
diff --git a/Makefile b/Makefile
index 802789af..915f43d7 100644
--- a/Makefile
+++ b/Makefile
@@ -41,8 +41,10 @@ python-book-jl: python-book
 r-book:  ## Build the R version of the book
 r-book: ninja-config
 	cd $(SOURCE_DIR) && ninja r-book
+
+r-book-jl: r-book
 	$(PIP_INSTALL_CMD) -r r-jl-requirements.txt
-	$(PYTHON) -m jupyter lite build --contents $(PYTHON_BOOK_DIR)/notebooks --output-dir $(PYTHON_BOOK_DIR)/notebooks
+	$(PYTHON) -m jupyter lite build --contents $(R_BOOK_DIR)/notebooks --output-dir $(R_BOOK_DIR)/notebooks
 
 _source-clean:
 	cd $(SOURCE_DIR) && ninja clean
diff --git a/r-jl-requirements.txt b/r-jl-requirements.txt
new file mode 100644
index 00000000..c869e882
--- /dev/null
+++ b/r-jl-requirements.txt
@@ -0,0 +1,2 @@
+# Python requirements to build jupyter-lite site for Simon book
+./jupyterlite-webr-kernel
diff --git a/source/_quarto.yml.template b/source/_quarto.yml.template
index d6be2003..e863a7fa 100644
--- a/source/_quarto.yml.template
+++ b/source/_quarto.yml.template
@@ -84,9 +84,7 @@ noteout:
   nb-flatten-divspans: {nb_flatten_divspans}
   nb-format: {nb_format}
   strip-header-nos: false
-  binder-url: https://resampling-stats.github.io/python-book/notebooks/lab/index.html?path=
+  binder-url: "https://resampling-stats.github.io/python-book/notebooks/lab/index.html?path="
   nb-dir: notebooks
   # This allows the interact link directory to differ from that for the download link.
   link-nb-dir: null
-
-https://resampling-stats.github.io/python-book/jupyterlite/lab/index.html?path=/paired_differences_solution.ipynb