diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 0c5a4a0..ac2ac43 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -9,8 +9,8 @@ on:
     paths-ignore:
       - '**.md'
   schedule:
-    # Build the image regularly (each Saturday)
-    - cron: '0 22 * * 6'
+    # Build the image daily
+    - cron: '0 0 * * *'
 
 env:
   REGISTRY: ghcr.io
diff --git a/.github/workflows/scan.yml b/.github/workflows/scan.yml
deleted file mode 100644
index 44235fa..0000000
--- a/.github/workflows/scan.yml
+++ /dev/null
@@ -1,29 +0,0 @@
-name: Scan
-
-on:
-  workflow_dispatch:
-  schedule:
-    # Scan the image regularly (once a day)
-    - cron: '0 23 * * *'
-
-jobs:
-  scan:
-    name: Scan current image & report results
-    permissions:
-      security-events: write
-    runs-on: "ubuntu-latest"
-    steps:
-      - name: Run Trivy vulnerability scanner
-        uses: aquasecurity/trivy-action@master
-        with:
-          image-ref: 'ghcr.io/tommytran732/matrix.to'
-          format: 'template'
-          template: '@/contrib/sarif.tpl'
-          output: 'trivy-results.sarif'
-          severity: 'UNKNOWN,LOW,MEDIUM,HIGH,CRITICAL'
-          vuln-type: "os,library"
-
-      - name: Upload Trivy scan results to GitHub Security tab
-        uses: github/codeql-action/upload-sarif@v3
-        with:
-          sarif_file: 'trivy-results.sarif'
\ No newline at end of file