diff --git a/jekyll-build-json/action.yml b/jekyll-build-json/action.yml
index 51b0d65..c364f26 100644
--- a/jekyll-build-json/action.yml
+++ b/jekyll-build-json/action.yml
@@ -24,4 +24,4 @@ inputs:
     default: ${{ github.token }}
 runs:
   using: 'docker'
-  image: 'docker://ghcr.io/vespa-engine/gh-actions/jekyll-build-json'
+  image: 'docker://ghcr.io/vespa-engine/gh-actions/jekyll-build-json:fix-jekyll-build'
diff --git a/jekyll-build-json/entrypoint.sh b/jekyll-build-json/entrypoint.sh
index 6de16a5..21aefa4 100755
--- a/jekyll-build-json/entrypoint.sh
+++ b/jekyll-build-json/entrypoint.sh
@@ -17,7 +17,7 @@ JEKYLL_ARGS=("-p" "/opt/jekyll/plugins")
 export JEKYLL_ENV="production"
 export JEKYLL_GITHUB_TOKEN="${INPUT_TOKEN}"
 export JEKYLL_BUILD_REVISION="${GITHUB_SHA}"
-export JEKYLL_LOG_LEVEL="${INPUT_LOG_LEVEL}"
+export JEKYLL_LOG_LEVEL="${INPUT_LOG_LEVEL:-info}"
 
 if [[ "${JEKYLL_LOG_LEVEL}" = "verbose" || "${JEKYLL_LOG_LEVEL}" = "debug" ]]; then
   JEKYLL_ARGS+=("-V")