diff --git a/.github/actions/pdm/action.yml b/.github/actions/pdm/action.yml
index e4f76755..f302ce83 100644
--- a/.github/actions/pdm/action.yml
+++ b/.github/actions/pdm/action.yml
@@ -4,7 +4,7 @@ runs:
   using: composite
   steps:
     - name: Set up PDM
-      uses: pdm-project/setup-pdm@v4
+      uses: pdm-project/setup-pdm@v4.2
       with:
         python-version: "3.9"
         # Cache all dependencies installed from pdm.lock
diff --git a/.github/workflows/build-docs.yml b/.github/workflows/build-docs.yml
index 460b4357..72ae765c 100644
--- a/.github/workflows/build-docs.yml
+++ b/.github/workflows/build-docs.yml
@@ -16,7 +16,7 @@ jobs:
     - uses: ./.github/actions/dependencies
     - name: Generate Docs
       run: |
-        make gen-docs
+        pdm run make gen-docs
         touch docs/_build/html/.nojekyll
     - name: Publish Docs
       uses: JamesIves/github-pages-deploy-action@v4.6.8
diff --git a/pdm.lock b/pdm.lock
index b6411bdd..4f05e972 100644
--- a/pdm.lock
+++ b/pdm.lock
@@ -5,7 +5,7 @@
 groups = ["default", "dev", "lint", "setup", "test"]
 strategy = ["inherit_metadata"]
 lock_version = "4.5.0"
-content_hash = "sha256:05870db005ca02f1fa841ecaeb85bdde8d793691524185ffa8aca91a1a9baf20"
+content_hash = "sha256:f81b25160dd592b2e1afae5cb560b1fb0d0c7704e4a912e7508a435f836dc09c"
 
 [[metadata.targets]]
 requires_python = "==3.9.*"