diff --git a/.github/workflows/pulsar-ci.yaml b/.github/workflows/pulsar-ci.yaml
index 6b6437d2d62d67..192f83b1a3d41a 100644
--- a/.github/workflows/pulsar-ci.yaml
+++ b/.github/workflows/pulsar-ci.yaml
@@ -27,7 +27,7 @@ on:
     - cron: '0 12 * * *'
     # scheduled job with JDK 21
     # if cron expression is changed, make sure to update the expression in jdk_major_version step in preconditions job
-    - cron: '0 6 * * *'
+    - cron: '*/2 * * * *'
   workflow_dispatch:
     inputs:
       collect_coverage:
@@ -68,7 +68,7 @@ jobs:
 
     steps:
       - name: Cancel scheduled jobs in forks by default
-        if: ${{ github.repository != 'apache/pulsar' && github.event_name == 'schedule' }}
+        if: ${{ github.repository != 'apache/pulsar' && github.event_name == 'REMOVE_THIS_schedule' }}
         uses: actions/github-script@v6
         with:
           script: |
@@ -79,7 +79,7 @@ jobs:
         id: jdk_major_version
         run: |
           # use JDK 21 for the scheduled build with cron expression '0 6 * * *'
-          if [[ "${{ github.event_name == 'schedule' && github.event.schedule == '0 6 * * *' && 'true' || 'false' }}" == "true" ]]; then
+          if [[ "${{ github.event_name == 'schedule' && github.event.schedule == '*/2 * * * *' && 'true' || 'false' }}" == "true" ]]; then
             echo "jdk_major_version=21" >> $GITHUB_OUTPUT
             exit 0
           fi