diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 0ae621fb..31ca2d98 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -39,12 +39,7 @@ jobs:
         run: pdm run build
 
       - name: Check for broken internal links
-        uses: wjdp/htmltest-action@master
-        with:
-          path: _htdocs
-          config: .htmltest.yml
-          skip_external: true
-          log_level: 1
+        run: pdm run check-links
 
       - name: Deploy lektor website
         if: env.DEPLOY == 'true'
diff --git a/pyproject.toml b/pyproject.toml
index 32b9e44f..e7523fa2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -35,3 +35,5 @@ _.env = {LEKTOR_OUTPUT_PATH = "_htdocs"}
 build  = "lektor build -f webpack"
 server = "lektor server -f webpack"
 deploy = "lektor deploy ghpages-https"
+
+check-links = "npx --yes @untitaker/hyperlink@~0.1.32 --check-anchors _htdocs"