diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index cd63eac..376d893 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -164,6 +164,7 @@ jobs:
         anaconda --verbose --token $ANACONDA_TOKEN upload --user ctools $LABEL conda-bld/*/*.tar.bz2 --force
 
   deploy:
+    if: startsWith(github.ref, 'refs/tags/')
     needs: upload
 
     # Grant GITHUB_TOKEN the permissions required to make a Pages deployment
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index a3fc919..1e921ae 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -39,3 +39,9 @@ repos:
     rev: 7.1.1
     hooks:
       - id: flake8
+
+  - repo: https://github.com/python-jsonschema/check-jsonschema
+    rev: 0.29.4
+    hooks:
+      - id: check-dependabot
+      - id: check-github-workflows