diff --git a/.github/workflows/maven.yml b/.github/workflows/maven.yml
index 307dae7..ec01805 100644
--- a/.github/workflows/maven.yml
+++ b/.github/workflows/maven.yml
@@ -30,10 +30,10 @@ jobs:
           path: |
             jsyntrax/src/test/java/org/atpfivt/jsyntrax/approvals/*.received.*
             jsyntrax/src/test/java/org/atpfivt/jsyntrax/approvals/*.approved.*
-      - name: Install jsyntrax
-        run: sudo ln -s $(pwd)/jsyntrax/target/appassembler/bin/syntrax /usr/local/bin/syntrax && syntrax --version
       - name: Build documentation
         run: mvn -B verify --file pom.xml -pl doc
+        env:
+          DIAGRAM_JSYNTRAX_HOME: ${{ github.workspace }}/jsyntrax/target/appassembler
       - name: Deploy to GitHub Pages
         if: success() && github.ref == 'refs/heads/main'
         uses: crazy-max/ghaction-github-pages@v2
diff --git a/pom.xml b/pom.xml
index eabf045..f9680c7 100644
--- a/pom.xml
+++ b/pom.xml
@@ -65,7 +65,7 @@
     <properties>
         <revision>1.37</revision>
         <asciidoctor.maven.plugin.version>2.2.3</asciidoctor.maven.plugin.version>
-        <asciidoctorj-diagram.version>2.2.7</asciidoctorj-diagram.version>
+        <asciidoctorj-diagram.version>2.2.8</asciidoctorj-diagram.version>
     </properties>
 
     <modules>