diff --git a/.github/workflows/nightly.yml b/.github/workflows/nightly.yml
index 1cf860935f..d33928266a 100644
--- a/.github/workflows/nightly.yml
+++ b/.github/workflows/nightly.yml
@@ -4,7 +4,7 @@ name: 'dhis2: nightly'
 
 on:
     schedule:
-        - cron: '50 6 * * 1-5'
+        - cron: '50 4 * * 1-5'
 
 concurrency:
     group: ${{ github.workflow}}-${{ github.ref }}
@@ -37,6 +37,6 @@ jobs:
               uses: slackapi/slack-github-action@v1.23.0
               with:
                   channel-id: ${{ secrets.SLACK_CHANNEL_ID }}
-                  slack-message: ':x: Data-visualizer-app e2e nightly run <https://cloud.cypress.io/projects/sojh88/runs?branches=[{"label":"dev","suggested":false,"value":"dev"}]|failed>'
+                  slack-message: ':data-visualizer-app: Data-visualizer-app e2e nightly run <https://cloud.cypress.io/projects/sojh88/runs?branches=[{"label":"dev","suggested":false,"value":"dev"}]|failed>'
               env:
                   SLACK_BOT_TOKEN: ${{ secrets.SLACK_BOT_TOKEN }}