diff --git a/.github/workflows/build-website.yml b/.github/workflows/build-website.yml
index 05356527..88e8182d 100644
--- a/.github/workflows/build-website.yml
+++ b/.github/workflows/build-website.yml
@@ -11,24 +11,24 @@ env:
 
 jobs:
   build:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     strategy:
       fail-fast: false
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
 
     - name: Install Conda environment with Micromamba
-      uses: mamba-org/provision-with-micromamba@main
+      uses: mamba-org/setup-micromamba@v1
       with:
-        cache-downloads: true
-        cache-env: true
         environment-file: multibody-book-env.yml
         environment-name: multibody-book
+        cache-environment: true
+        cache-downloads: true
 
     - name: Install apt dependencies
       run: |
-        sudo apt install texlive texlive-xetex latexmk fonts-freefont-otf
+        sudo apt-get install texlive texlive-xetex latexmk fonts-freefont-otf
     - name: Build the website & PDF
       shell: bash -l {0}
       run: |