diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 260c92e..e07833b 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -24,6 +24,10 @@ jobs:
         timeout-minutes: 10
         uses: actions/checkout@v4
 
+      - name: Setup Graphviz
+        timeout-minutes: 10
+        uses: ts-graphviz/setup-graphviz@v2
+
       - name: Setup python / PDM
         timeout-minutes: 10
         uses: ./.github/actions/pdm
diff --git a/.github/workflows/update.yml b/.github/workflows/update.yml
index f25e8ab..3167b4b 100644
--- a/.github/workflows/update.yml
+++ b/.github/workflows/update.yml
@@ -24,6 +24,10 @@ jobs:
         timeout-minutes: 10
         uses: actions/checkout@v4
 
+      - name: Setup Graphviz
+        timeout-minutes: 10
+        uses: ts-graphviz/setup-graphviz@v2
+
       - name: Setup python / PDM
         timeout-minutes: 10
         uses: ./.github/actions/pdm