diff --git a/.github/dependabot.yml b/.github/dependabot.yml
new file mode 100644
index 0000000..b75fee9
--- /dev/null
+++ b/.github/dependabot.yml
@@ -0,0 +1,7 @@
+# https://docs.github.com/github/administering-a-repository/configuration-options-for-dependency-updates
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "monthly"
diff --git a/.github/workflows/check_syntax.yml b/.github/workflows/test.yml
similarity index 63%
rename from .github/workflows/check_syntax.yml
rename to .github/workflows/test.yml
index 6edd225..1d39511 100644
--- a/.github/workflows/check_syntax.yml
+++ b/.github/workflows/test.yml
@@ -1,4 +1,5 @@
-name: Check syntax
+---
+name: Test ontology
 
 on:
   push:
@@ -17,8 +18,9 @@ on:
       - '**.ttl'
 
 jobs:
-  rdf-syntax-check:
+  syntax-check:
     runs-on: ubuntu-latest
+    container: obolibrary/odklite
     steps:
-      - name: RDF syntax check
-        uses: AtomGraph/RDF-syntax-check@v1.0.4
+      - uses: actions/checkout@v4
+      - run: check-rdfxml gfo.owl